72638220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1210637}}^1$

素因数の和:1210649

約数の個数: 24

約数和(自身を含む): 203387184

約数和(自身を除く): 130748964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1210637, 2421274, 3631911, 4842548, 6053185, 7263822, 12106370, 14527644, 18159555, 24212740, 36319110, 72638220]

約数ペア:

[(1, 72638220), (2, 36319110), (3, 24212740), (4, 18159555), (5, 14527644), (6, 12106370), (10, 7263822), (12, 6053185), (15, 4842548), (20, 3631911), (30, 2421274), (60, 1210637)]