Q: What is the sum of all factors of the number 145,400,220 excluding 145,400,220?

 A: 362,405,988

Why is 362,405,988 the sum of all factors of 145,400,220, excluding 145,400,220?

The factors of the number 145,400,220 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 167, 180, 210, 252, 315, 334, 420, 501, 630, 668, 691, 835, 1002, 1169, 1260, 1382, 1503, 1670, 2004, 2073, 2338, 2505, 2764, 3006, 3340, 3455, 3507, 4146, 4676, 4837, 5010, 5845, 6012, 6219, 6910, 7014, 7515, 8292, 9674, 10020, 10365, 10521, 11690, 12438, 13820, 14028, 14511, 15030, 17535, 19348, 20730, 21042, 23380, 24185, 24876, 29022, 30060, 31095, 35070, 41460, 42084, 43533, 48370, 52605, 58044, 62190, 70140, 72555, 87066, 96740, 105210, 115397, 124380, 145110, 174132, 210420, 217665, 230794, 290220, 346191, 435330, 461588, 576985, 692382, 807779, 870660, 1038573, 1153970, 1384764, 1615558, 1730955, 2077146, 2307940, 2423337, 3231116, 3461910, 4038895, 4154292, 4846674, 5192865, 6923820, 7270011, 8077790, 9693348, 10385730, 12116685, 14540022, 16155580, 20771460, 24233370, 29080044, 36350055, 48466740, 72700110, 145400220.

If you add them up, you will get the total of 145,400,582. Now subtract 145,400,220 to get 362,405,988


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