218554080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{455321}}^1$

素因数の和:455339

約数の個数: 48

約数和(自身を含む): 688446864

約数和(自身を除く): 469892784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 455321, 910642, 1365963, 1821284, 2276605, 2731926, 3642568, 4553210, 5463852, 6829815, 7285136, 9106420, 10927704, 13659630, 14570272, 18212840, 21855408, 27319260, 36425680, 43710816, 54638520, 72851360, 109277040, 218554080]

約数ペア:

[(1, 218554080), (2, 109277040), (3, 72851360), (4, 54638520), (5, 43710816), (6, 36425680), (8, 27319260), (10, 21855408), (12, 18212840), (15, 14570272), (16, 13659630), (20, 10927704), (24, 9106420), (30, 7285136), (32, 6829815), (40, 5463852), (48, 4553210), (60, 3642568), (80, 2731926), (96, 2276605), (120, 1821284), (160, 1365963), (240, 910642), (480, 455321)]