161457720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1345481}}^1$

素因数の和:1345495

約数の個数: 32

約数和(自身を含む): 484373520

約数和(自身を除く): 322915800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1345481, 2690962, 4036443, 5381924, 6727405, 8072886, 10763848, 13454810, 16145772, 20182215, 26909620, 32291544, 40364430, 53819240, 80728860, 161457720]

約数ペア:

[(1, 161457720), (2, 80728860), (3, 53819240), (4, 40364430), (5, 32291544), (6, 26909620), (8, 20182215), (10, 16145772), (12, 13454810), (15, 10763848), (20, 8072886), (24, 6727405), (30, 5381924), (40, 4036443), (60, 2690962), (120, 1345481)]