30902720

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:645

約数の個数: 56

約数和(自身を含む): 74066400

約数和(自身を除く): 43163680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 359, 538, 718, 1076, 1345, 1436, 1795, 2152, 2690, 2872, 3590, 4304, 5380, 5744, 7180, 8608, 10760, 11488, 14360, 17216, 21520, 22976, 28720, 43040, 57440, 86080, 96571, 114880, 193142, 386284, 482855, 772568, 965710, 1545136, 1931420, 3090272, 3862840, 6180544, 7725680, 15451360, 30902720]

約数ペア:

[(1, 30902720), (2, 15451360), (4, 7725680), (5, 6180544), (8, 3862840), (10, 3090272), (16, 1931420), (20, 1545136), (32, 965710), (40, 772568), (64, 482855), (80, 386284), (160, 193142), (269, 114880), (320, 96571), (359, 86080), (538, 57440), (718, 43040), (1076, 28720), (1345, 22976), (1436, 21520), (1795, 17216), (2152, 14360), (2690, 11488), (2872, 10760), (3590, 8608), (4304, 7180), (5380, 5744)]