64728120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{539401}}^1$

素因数の和:539415

約数の個数: 32

約数和(自身を含む): 194184720

約数和(自身を除く): 129456600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 539401, 1078802, 1618203, 2157604, 2697005, 3236406, 4315208, 5394010, 6472812, 8091015, 10788020, 12945624, 16182030, 21576040, 32364060, 64728120]

約数ペア:

[(1, 64728120), (2, 32364060), (3, 21576040), (4, 16182030), (5, 12945624), (6, 10788020), (8, 8091015), (10, 6472812), (12, 5394010), (15, 4315208), (20, 3236406), (24, 2697005), (30, 2157604), (40, 1618203), (60, 1078802), (120, 539401)]