208156728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{941}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 561808800

約数和(自身を除く): 353652072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 709, 941, 1418, 1882, 2127, 2823, 2836, 3764, 4254, 5646, 5672, 7528, 8508, 9217, 11292, 12233, 17016, 18434, 22584, 24466, 27651, 36699, 36868, 48932, 55302, 73398, 73736, 97864, 110604, 146796, 221208, 293592, 667169, 1334338, 2001507, 2668676, 4003014, 5337352, 8006028, 8673197, 16012056, 17346394, 26019591, 34692788, 52039182, 69385576, 104078364, 208156728]

約数ペア:

[(1, 208156728), (2, 104078364), (3, 69385576), (4, 52039182), (6, 34692788), (8, 26019591), (12, 17346394), (13, 16012056), (24, 8673197), (26, 8006028), (39, 5337352), (52, 4003014), (78, 2668676), (104, 2001507), (156, 1334338), (312, 667169), (709, 293592), (941, 221208), (1418, 146796), (1882, 110604), (2127, 97864), (2823, 73736), (2836, 73398), (3764, 55302), (4254, 48932), (5646, 36868), (5672, 36699), (7528, 27651), (8508, 24466), (9217, 22584), (11292, 18434), (12233, 17016)]