246822160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12491}}^1$

素因数の和:12536

約数の個数: 80

約数和(自身を含む): 650583360

約数和(自身を除く): 403761200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 12491, 19760, 24982, 49964, 62455, 99928, 124910, 162383, 199856, 237329, 249820, 324766, 474658, 499640, 649532, 811915, 949316, 999280, 1186645, 1299064, 1623830, 1898632, 2373290, 2598128, 3085277, 3247660, 3797264, 4746580, 6170554, 6495320, 9493160, 12341108, 12990640, 15426385, 18986320, 24682216, 30852770, 49364432, 61705540, 123411080, 246822160]

約数ペア:

[(1, 246822160), (2, 123411080), (4, 61705540), (5, 49364432), (8, 30852770), (10, 24682216), (13, 18986320), (16, 15426385), (19, 12990640), (20, 12341108), (26, 9493160), (38, 6495320), (40, 6170554), (52, 4746580), (65, 3797264), (76, 3247660), (80, 3085277), (95, 2598128), (104, 2373290), (130, 1898632), (152, 1623830), (190, 1299064), (208, 1186645), (247, 999280), (260, 949316), (304, 811915), (380, 649532), (494, 499640), (520, 474658), (760, 324766), (988, 249820), (1040, 237329), (1235, 199856), (1520, 162383), (1976, 124910), (2470, 99928), (3952, 62455), (4940, 49964), (9880, 24982), (12491, 19760)]