12927720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8287}}^1$

素因数の和:8314

約数の個数: 64

約数和(自身を含む): 41771520

約数和(自身を除く): 28843800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 8287, 16574, 24861, 33148, 41435, 49722, 66296, 82870, 99444, 107731, 124305, 165740, 198888, 215462, 248610, 323193, 331480, 430924, 497220, 538655, 646386, 861848, 994440, 1077310, 1292772, 1615965, 2154620, 2585544, 3231930, 4309240, 6463860, 12927720]

約数ペア:

[(1, 12927720), (2, 6463860), (3, 4309240), (4, 3231930), (5, 2585544), (6, 2154620), (8, 1615965), (10, 1292772), (12, 1077310), (13, 994440), (15, 861848), (20, 646386), (24, 538655), (26, 497220), (30, 430924), (39, 331480), (40, 323193), (52, 248610), (60, 215462), (65, 198888), (78, 165740), (104, 124305), (120, 107731), (130, 99444), (156, 82870), (195, 66296), (260, 49722), (312, 41435), (390, 33148), (520, 24861), (780, 16574), (1560, 8287)]