84687720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54287}}^1$

素因数の和:54314

約数の個数: 64

約数和(自身を含む): 273611520

約数和(自身を除く): 188923800

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, 54287, 108574, 162861, 217148, 271435, 325722, 434296, 542870, 651444, 705731, 814305, 1085740, 1302888, 1411462, 1628610, 2117193, 2171480, 2822924, 3257220, 3528655, 4234386, 5645848, 6514440, 7057310, 8468772, 10585965, 14114620, 16937544, 21171930, 28229240, 42343860, 84687720]

約数ペア:

[(1, 84687720), (2, 42343860), (3, 28229240), (4, 21171930), (5, 16937544), (6, 14114620), (8, 10585965), (10, 8468772), (12, 7057310), (13, 6514440), (15, 5645848), (20, 4234386), (24, 3528655), (26, 3257220), (30, 2822924), (39, 2171480), (40, 2117193), (52, 1628610), (60, 1411462), (65, 1302888), (78, 1085740), (104, 814305), (120, 705731), (130, 651444), (156, 542870), (195, 434296), (260, 325722), (312, 271435), (390, 217148), (520, 162861), (780, 108574), (1560, 54287)]