8407920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 26596512

約数和(自身を除く): 18188592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 661, 795, 848, 1060, 1272, 1322, 1590, 1983, 2120, 2544, 2644, 3180, 3305, 3966, 4240, 5288, 6360, 6610, 7932, 9915, 10576, 12720, 13220, 15864, 19830, 26440, 31728, 35033, 39660, 52880, 70066, 79320, 105099, 140132, 158640, 175165, 210198, 280264, 350330, 420396, 525495, 560528, 700660, 840792, 1050990, 1401320, 1681584, 2101980, 2802640, 4203960, 8407920]

約数ペア:

[(1, 8407920), (2, 4203960), (3, 2802640), (4, 2101980), (5, 1681584), (6, 1401320), (8, 1050990), (10, 840792), (12, 700660), (15, 560528), (16, 525495), (20, 420396), (24, 350330), (30, 280264), (40, 210198), (48, 175165), (53, 158640), (60, 140132), (80, 105099), (106, 79320), (120, 70066), (159, 52880), (212, 39660), (240, 35033), (265, 31728), (318, 26440), (424, 19830), (530, 15864), (636, 13220), (661, 12720), (795, 10576), (848, 9915), (1060, 7932), (1272, 6610), (1322, 6360), (1590, 5288), (1983, 4240), (2120, 3966), (2544, 3305), (2644, 3180)]