63644880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20399}}^1$

素因数の和:20428

約数の個数: 80

約数和(自身を含む): 212486400

約数和(自身を除く): 148841520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20399, 40798, 61197, 81596, 101995, 122394, 163192, 203990, 244788, 265187, 305985, 326384, 407980, 489576, 530374, 611970, 795561, 815960, 979152, 1060748, 1223940, 1325935, 1591122, 1631920, 2121496, 2447880, 2651870, 3182244, 3977805, 4242992, 4895760, 5303740, 6364488, 7955610, 10607480, 12728976, 15911220, 21214960, 31822440, 63644880]

約数ペア:

[(1, 63644880), (2, 31822440), (3, 21214960), (4, 15911220), (5, 12728976), (6, 10607480), (8, 7955610), (10, 6364488), (12, 5303740), (13, 4895760), (15, 4242992), (16, 3977805), (20, 3182244), (24, 2651870), (26, 2447880), (30, 2121496), (39, 1631920), (40, 1591122), (48, 1325935), (52, 1223940), (60, 1060748), (65, 979152), (78, 815960), (80, 795561), (104, 611970), (120, 530374), (130, 489576), (156, 407980), (195, 326384), (208, 305985), (240, 265187), (260, 244788), (312, 203990), (390, 163192), (520, 122394), (624, 101995), (780, 81596), (1040, 61197), (1560, 40798), (3120, 20399)]