1656482320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37579}}^1$

素因数の和:37640

約数の個数: 80

約数和(自身を含む): 4193928000

約数和(自身を除く): 2537445680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 2204, 2320, 2755, 4408, 5510, 8816, 11020, 22040, 37579, 44080, 75158, 150316, 187895, 300632, 375790, 601264, 714001, 751580, 1089791, 1428002, 1503160, 2179582, 2856004, 3006320, 3570005, 4359164, 5448955, 5712008, 7140010, 8718328, 10897910, 11424016, 14280020, 17436656, 20706029, 21795820, 28560040, 41412058, 43591640, 57120080, 82824116, 87183280, 103530145, 165648232, 207060290, 331296464, 414120580, 828241160, 1656482320]

約数ペア:

[(1, 1656482320), (2, 828241160), (4, 414120580), (5, 331296464), (8, 207060290), (10, 165648232), (16, 103530145), (19, 87183280), (20, 82824116), (29, 57120080), (38, 43591640), (40, 41412058), (58, 28560040), (76, 21795820), (80, 20706029), (95, 17436656), (116, 14280020), (145, 11424016), (152, 10897910), (190, 8718328), (232, 7140010), (290, 5712008), (304, 5448955), (380, 4359164), (464, 3570005), (551, 3006320), (580, 2856004), (760, 2179582), (1102, 1503160), (1160, 1428002), (1520, 1089791), (2204, 751580), (2320, 714001), (2755, 601264), (4408, 375790), (5510, 300632), (8816, 187895), (11020, 150316), (22040, 75158), (37579, 44080)]