163028720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70271}}^1$

素因数の和:70313

約数の個数: 40

約数和(自身を含む): 392117760

約数和(自身を除く): 229089040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 70271, 140542, 281084, 351355, 562168, 702710, 1124336, 1405420, 2037859, 2810840, 4075718, 5621680, 8151436, 10189295, 16302872, 20378590, 32605744, 40757180, 81514360, 163028720]

約数ペア:

[(1, 163028720), (2, 81514360), (4, 40757180), (5, 32605744), (8, 20378590), (10, 16302872), (16, 10189295), (20, 8151436), (29, 5621680), (40, 4075718), (58, 2810840), (80, 2037859), (116, 1405420), (145, 1124336), (232, 702710), (290, 562168), (464, 351355), (580, 281084), (1160, 140542), (2320, 70271)]