12620400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:843

約数の個数: 120

約数和(自身を含む): 43590960

約数和(自身を除く): 30970560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 809, 975, 1040, 1200, 1300, 1560, 1618, 1950, 2427, 2600, 3120, 3236, 3900, 4045, 4854, 5200, 6472, 7800, 8090, 9708, 10517, 12135, 12944, 15600, 16180, 19416, 20225, 21034, 24270, 31551, 32360, 38832, 40450, 42068, 48540, 52585, 60675, 63102, 64720, 80900, 84136, 97080, 105170, 121350, 126204, 157755, 161800, 168272, 194160, 210340, 242700, 252408, 262925, 315510, 323600, 420680, 485400, 504816, 525850, 631020, 788775, 841360, 970800, 1051700, 1262040, 1577550, 2103400, 2524080, 3155100, 4206800, 6310200, 12620400]

約数ペア:

[(1, 12620400), (2, 6310200), (3, 4206800), (4, 3155100), (5, 2524080), (6, 2103400), (8, 1577550), (10, 1262040), (12, 1051700), (13, 970800), (15, 841360), (16, 788775), (20, 631020), (24, 525850), (25, 504816), (26, 485400), (30, 420680), (39, 323600), (40, 315510), (48, 262925), (50, 252408), (52, 242700), (60, 210340), (65, 194160), (75, 168272), (78, 161800), (80, 157755), (100, 126204), (104, 121350), (120, 105170), (130, 97080), (150, 84136), (156, 80900), (195, 64720), (200, 63102), (208, 60675), (240, 52585), (260, 48540), (300, 42068), (312, 40450), (325, 38832), (390, 32360), (400, 31551), (520, 24270), (600, 21034), (624, 20225), (650, 19416), (780, 16180), (809, 15600), (975, 12944), (1040, 12135), (1200, 10517), (1300, 9708), (1560, 8090), (1618, 7800), (1950, 6472), (2427, 5200), (2600, 4854), (3120, 4045), (3236, 3900)]