68198520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43717}}^1$

素因数の和:43744

約数の個数: 64

約数和(自身を含む): 220338720

約数和(自身を除く): 152140200

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, 195, 260, 312, 390, 520, 780, 1560, 43717, 87434, 131151, 174868, 218585, 262302, 349736, 437170, 524604, 568321, 655755, 874340, 1049208, 1136642, 1311510, 1704963, 1748680, 2273284, 2623020, 2841605, 3409926, 4546568, 5246040, 5683210, 6819852, 8524815, 11366420, 13639704, 17049630, 22732840, 34099260, 68198520]

約数ペア:

[(1, 68198520), (2, 34099260), (3, 22732840), (4, 17049630), (5, 13639704), (6, 11366420), (8, 8524815), (10, 6819852), (12, 5683210), (13, 5246040), (15, 4546568), (20, 3409926), (24, 2841605), (26, 2623020), (30, 2273284), (39, 1748680), (40, 1704963), (52, 1311510), (60, 1136642), (65, 1049208), (78, 874340), (104, 655755), (120, 568321), (130, 524604), (156, 437170), (195, 349736), (260, 262302), (312, 218585), (390, 174868), (520, 131151), (780, 87434), (1560, 43717)]