620309040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198817}}^1$

素因数の和:198846

約数の個数: 80

約数和(自身を含む): 2070888288

約数和(自身を除く): 1450579248

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, 198817, 397634, 596451, 795268, 994085, 1192902, 1590536, 1988170, 2385804, 2584621, 2982255, 3181072, 3976340, 4771608, 5169242, 5964510, 7753863, 7952680, 9543216, 10338484, 11929020, 12923105, 15507726, 15905360, 20676968, 23858040, 25846210, 31015452, 38769315, 41353936, 47716080, 51692420, 62030904, 77538630, 103384840, 124061808, 155077260, 206769680, 310154520, 620309040]

約数ペア:

[(1, 620309040), (2, 310154520), (3, 206769680), (4, 155077260), (5, 124061808), (6, 103384840), (8, 77538630), (10, 62030904), (12, 51692420), (13, 47716080), (15, 41353936), (16, 38769315), (20, 31015452), (24, 25846210), (26, 23858040), (30, 20676968), (39, 15905360), (40, 15507726), (48, 12923105), (52, 11929020), (60, 10338484), (65, 9543216), (78, 7952680), (80, 7753863), (104, 5964510), (120, 5169242), (130, 4771608), (156, 3976340), (195, 3181072), (208, 2982255), (240, 2584621), (260, 2385804), (312, 1988170), (390, 1590536), (520, 1192902), (624, 994085), (780, 795268), (1040, 596451), (1560, 397634), (3120, 198817)]