217608240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{906701}}^1$

素因数の和:906717

約数の個数: 40

約数和(自身を含む): 674586288

約数和(自身を除く): 456978048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 906701, 1813402, 2720103, 3626804, 4533505, 5440206, 7253608, 9067010, 10880412, 13600515, 14507216, 18134020, 21760824, 27201030, 36268040, 43521648, 54402060, 72536080, 108804120, 217608240]

約数ペア:

[(1, 217608240), (2, 108804120), (3, 72536080), (4, 54402060), (5, 43521648), (6, 36268040), (8, 27201030), (10, 21760824), (12, 18134020), (15, 14507216), (16, 13600515), (20, 10880412), (24, 9067010), (30, 7253608), (40, 5440206), (48, 4533505), (60, 3626804), (80, 2720103), (120, 1813402), (240, 906701)]