8664240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2777}}^1$

素因数の和:2806

約数の個数: 80

約数和(自身を含む): 28935648

約数和(自身を除く): 20271408

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, 2777, 3120, 5554, 8331, 11108, 13885, 16662, 22216, 27770, 33324, 36101, 41655, 44432, 55540, 66648, 72202, 83310, 108303, 111080, 133296, 144404, 166620, 180505, 216606, 222160, 288808, 333240, 361010, 433212, 541515, 577616, 666480, 722020, 866424, 1083030, 1444040, 1732848, 2166060, 2888080, 4332120, 8664240]

約数ペア:

[(1, 8664240), (2, 4332120), (3, 2888080), (4, 2166060), (5, 1732848), (6, 1444040), (8, 1083030), (10, 866424), (12, 722020), (13, 666480), (15, 577616), (16, 541515), (20, 433212), (24, 361010), (26, 333240), (30, 288808), (39, 222160), (40, 216606), (48, 180505), (52, 166620), (60, 144404), (65, 133296), (78, 111080), (80, 108303), (104, 83310), (120, 72202), (130, 66648), (156, 55540), (195, 44432), (208, 41655), (240, 36101), (260, 33324), (312, 27770), (390, 22216), (520, 16662), (624, 13885), (780, 11108), (1040, 8331), (1560, 5554), (2777, 3120)]