180495240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2887}}^1$

素因数の和:3422

約数の個数: 64

約数和(自身を含む): 542712960

約数和(自身を除く): 362217720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 1042, 1563, 2084, 2605, 2887, 3126, 4168, 5210, 5774, 6252, 7815, 8661, 10420, 11548, 12504, 14435, 15630, 17322, 20840, 23096, 28870, 31260, 34644, 43305, 57740, 62520, 69288, 86610, 115480, 173220, 346440, 1504127, 3008254, 4512381, 6016508, 7520635, 9024762, 12033016, 15041270, 18049524, 22561905, 30082540, 36099048, 45123810, 60165080, 90247620, 180495240]

約数ペア:

[(1, 180495240), (2, 90247620), (3, 60165080), (4, 45123810), (5, 36099048), (6, 30082540), (8, 22561905), (10, 18049524), (12, 15041270), (15, 12033016), (20, 9024762), (24, 7520635), (30, 6016508), (40, 4512381), (60, 3008254), (120, 1504127), (521, 346440), (1042, 173220), (1563, 115480), (2084, 86610), (2605, 69288), (2887, 62520), (3126, 57740), (4168, 43305), (5210, 34644), (5774, 31260), (6252, 28870), (7815, 23096), (8661, 20840), (10420, 17322), (11548, 15630), (12504, 14435)]