64257720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{535481}}^1$

素因数の和:535495

約数の個数: 32

約数和(自身を含む): 192773520

約数和(自身を除く): 128515800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 535481, 1070962, 1606443, 2141924, 2677405, 3212886, 4283848, 5354810, 6425772, 8032215, 10709620, 12851544, 16064430, 21419240, 32128860, 64257720]

約数ペア:

[(1, 64257720), (2, 32128860), (3, 21419240), (4, 16064430), (5, 12851544), (6, 10709620), (8, 8032215), (10, 6425772), (12, 5354810), (15, 4283848), (20, 3212886), (24, 2677405), (30, 2141924), (40, 1606443), (60, 1070962), (120, 535481)]