212468560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 510092352

約数和(自身を除く): 297623792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 211, 307, 328, 410, 422, 614, 656, 820, 844, 1055, 1228, 1535, 1640, 1688, 2110, 2456, 3070, 3280, 3376, 4220, 4912, 6140, 8440, 8651, 12280, 12587, 16880, 17302, 24560, 25174, 34604, 43255, 50348, 62935, 64777, 69208, 86510, 100696, 125870, 129554, 138416, 173020, 201392, 251740, 259108, 323885, 346040, 503480, 518216, 647770, 692080, 1006960, 1036432, 1295540, 2591080, 2655857, 5182160, 5311714, 10623428, 13279285, 21246856, 26558570, 42493712, 53117140, 106234280, 212468560]

約数ペア:

[(1, 212468560), (2, 106234280), (4, 53117140), (5, 42493712), (8, 26558570), (10, 21246856), (16, 13279285), (20, 10623428), (40, 5311714), (41, 5182160), (80, 2655857), (82, 2591080), (164, 1295540), (205, 1036432), (211, 1006960), (307, 692080), (328, 647770), (410, 518216), (422, 503480), (614, 346040), (656, 323885), (820, 259108), (844, 251740), (1055, 201392), (1228, 173020), (1535, 138416), (1640, 129554), (1688, 125870), (2110, 100696), (2456, 86510), (3070, 69208), (3280, 64777), (3376, 62935), (4220, 50348), (4912, 43255), (6140, 34604), (8440, 25174), (8651, 24560), (12280, 17302), (12587, 16880)]