139758680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{599}}^1$

素因数の和:936

約数の個数: 64

約数和(自身を含む): 332640000

約数和(自身を除く): 192881320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 307, 380, 599, 614, 760, 1198, 1228, 1535, 2396, 2456, 2995, 3070, 4792, 5833, 5990, 6140, 11381, 11666, 11980, 12280, 22762, 23332, 23960, 29165, 45524, 46664, 56905, 58330, 91048, 113810, 116660, 183893, 227620, 233320, 367786, 455240, 735572, 919465, 1471144, 1838930, 3493967, 3677860, 6987934, 7355720, 13975868, 17469835, 27951736, 34939670, 69879340, 139758680]

約数ペア:

[(1, 139758680), (2, 69879340), (4, 34939670), (5, 27951736), (8, 17469835), (10, 13975868), (19, 7355720), (20, 6987934), (38, 3677860), (40, 3493967), (76, 1838930), (95, 1471144), (152, 919465), (190, 735572), (307, 455240), (380, 367786), (599, 233320), (614, 227620), (760, 183893), (1198, 116660), (1228, 113810), (1535, 91048), (2396, 58330), (2456, 56905), (2995, 46664), (3070, 45524), (4792, 29165), (5833, 23960), (5990, 23332), (6140, 22762), (11381, 12280), (11666, 11980)]