90689040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9689}}^1$

素因数の和:9721

約数の個数: 120

約数和(自身を含む): 328025880

約数和(自身を除く): 237336840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 9689, 19378, 29067, 38756, 48445, 58134, 77512, 87201, 96890, 116268, 125957, 145335, 155024, 174402, 193780, 232536, 251914, 290670, 348804, 377871, 387560, 436005, 465072, 503828, 581340, 629785, 697608, 755742, 775120, 872010, 1007656, 1133613, 1162680, 1259570, 1395216, 1511484, 1744020, 1889355, 2015312, 2267226, 2325360, 2519140, 3022968, 3488040, 3778710, 4534452, 5038280, 5668065, 6045936, 6976080, 7557420, 9068904, 10076560, 11336130, 15114840, 18137808, 22672260, 30229680, 45344520, 90689040]

約数ペア:

[(1, 90689040), (2, 45344520), (3, 30229680), (4, 22672260), (5, 18137808), (6, 15114840), (8, 11336130), (9, 10076560), (10, 9068904), (12, 7557420), (13, 6976080), (15, 6045936), (16, 5668065), (18, 5038280), (20, 4534452), (24, 3778710), (26, 3488040), (30, 3022968), (36, 2519140), (39, 2325360), (40, 2267226), (45, 2015312), (48, 1889355), (52, 1744020), (60, 1511484), (65, 1395216), (72, 1259570), (78, 1162680), (80, 1133613), (90, 1007656), (104, 872010), (117, 775120), (120, 755742), (130, 697608), (144, 629785), (156, 581340), (180, 503828), (195, 465072), (208, 436005), (234, 387560), (240, 377871), (260, 348804), (312, 290670), (360, 251914), (390, 232536), (468, 193780), (520, 174402), (585, 155024), (624, 145335), (720, 125957), (780, 116268), (936, 96890), (1040, 87201), (1170, 77512), (1560, 58134), (1872, 48445), (2340, 38756), (3120, 29067), (4680, 19378), (9360, 9689)]