15451360

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 36741600

約数和(自身を除く): 21290240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 359, 538, 718, 1076, 1345, 1436, 1795, 2152, 2690, 2872, 3590, 4304, 5380, 5744, 7180, 8608, 10760, 11488, 14360, 21520, 28720, 43040, 57440, 96571, 193142, 386284, 482855, 772568, 965710, 1545136, 1931420, 3090272, 3862840, 7725680, 15451360]

約数ペア:

[(1, 15451360), (2, 7725680), (4, 3862840), (5, 3090272), (8, 1931420), (10, 1545136), (16, 965710), (20, 772568), (32, 482855), (40, 386284), (80, 193142), (160, 96571), (269, 57440), (359, 43040), (538, 28720), (718, 21520), (1076, 14360), (1345, 11488), (1436, 10760), (1795, 8608), (2152, 7180), (2690, 5744), (2872, 5380), (3590, 4304)]