27750480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2689}}^1$

素因数の和:2748

約数の個数: 80

約数和(自身を含む): 88059840

約数和(自身を除く): 60309360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 2689, 3440, 5160, 5378, 8067, 10320, 10756, 13445, 16134, 21512, 26890, 32268, 40335, 43024, 53780, 64536, 80670, 107560, 115627, 129072, 161340, 215120, 231254, 322680, 346881, 462508, 578135, 645360, 693762, 925016, 1156270, 1387524, 1734405, 1850032, 2312540, 2775048, 3468810, 4625080, 5550096, 6937620, 9250160, 13875240, 27750480]

約数ペア:

[(1, 27750480), (2, 13875240), (3, 9250160), (4, 6937620), (5, 5550096), (6, 4625080), (8, 3468810), (10, 2775048), (12, 2312540), (15, 1850032), (16, 1734405), (20, 1387524), (24, 1156270), (30, 925016), (40, 693762), (43, 645360), (48, 578135), (60, 462508), (80, 346881), (86, 322680), (120, 231254), (129, 215120), (172, 161340), (215, 129072), (240, 115627), (258, 107560), (344, 80670), (430, 64536), (516, 53780), (645, 43024), (688, 40335), (860, 32268), (1032, 26890), (1290, 21512), (1720, 16134), (2064, 13445), (2580, 10756), (2689, 10320), (3440, 8067), (5160, 5378)]