255729720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2131081}}^1$

素因数の和:2131095

約数の個数: 32

約数和(自身を含む): 767189520

約数和(自身を除く): 511459800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2131081, 4262162, 6393243, 8524324, 10655405, 12786486, 17048648, 21310810, 25572972, 31966215, 42621620, 51145944, 63932430, 85243240, 127864860, 255729720]

約数ペア:

[(1, 255729720), (2, 127864860), (3, 85243240), (4, 63932430), (5, 51145944), (6, 42621620), (8, 31966215), (10, 25572972), (12, 21310810), (15, 17048648), (20, 12786486), (24, 10655405), (30, 8524324), (40, 6393243), (60, 4262162), (120, 2131081)]