31859880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1571}}^1$

素因数の和:1611

約数の個数: 96

約数和(自身を含む): 103563360

約数和(自身を除く): 71703480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1560, 1571, 1690, 2028, 2535, 3142, 3380, 4056, 4713, 5070, 6284, 6760, 7855, 9426, 10140, 12568, 15710, 18852, 20280, 20423, 23565, 31420, 37704, 40846, 47130, 61269, 62840, 81692, 94260, 102115, 122538, 163384, 188520, 204230, 245076, 265499, 306345, 408460, 490152, 530998, 612690, 796497, 816920, 1061996, 1225380, 1327495, 1592994, 2123992, 2450760, 2654990, 3185988, 3982485, 5309980, 6371976, 7964970, 10619960, 15929940, 31859880]

約数ペア:

[(1, 31859880), (2, 15929940), (3, 10619960), (4, 7964970), (5, 6371976), (6, 5309980), (8, 3982485), (10, 3185988), (12, 2654990), (13, 2450760), (15, 2123992), (20, 1592994), (24, 1327495), (26, 1225380), (30, 1061996), (39, 816920), (40, 796497), (52, 612690), (60, 530998), (65, 490152), (78, 408460), (104, 306345), (120, 265499), (130, 245076), (156, 204230), (169, 188520), (195, 163384), (260, 122538), (312, 102115), (338, 94260), (390, 81692), (507, 62840), (520, 61269), (676, 47130), (780, 40846), (845, 37704), (1014, 31420), (1352, 23565), (1560, 20423), (1571, 20280), (1690, 18852), (2028, 15710), (2535, 12568), (3142, 10140), (3380, 9426), (4056, 7855), (4713, 6760), (5070, 6284)]