61545840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{256441}}^1$

素因数の和:256457

約数の個数: 40

約数和(自身を含む): 190792848

約数和(自身を除く): 129247008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 256441, 512882, 769323, 1025764, 1282205, 1538646, 2051528, 2564410, 3077292, 3846615, 4103056, 5128820, 6154584, 7693230, 10257640, 12309168, 15386460, 20515280, 30772920, 61545840]

約数ペア:

[(1, 61545840), (2, 30772920), (3, 20515280), (4, 15386460), (5, 12309168), (6, 10257640), (8, 7693230), (10, 6154584), (12, 5128820), (15, 4103056), (16, 3846615), (20, 3077292), (24, 2564410), (30, 2051528), (40, 1538646), (48, 1282205), (60, 1025764), (80, 769323), (120, 512882), (240, 256441)]