66908640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139393}}^1$

素因数の和:139411

約数の個数: 48

約数和(自身を含む): 210763728

約数和(自身を除く): 143855088

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, 139393, 278786, 418179, 557572, 696965, 836358, 1115144, 1393930, 1672716, 2090895, 2230288, 2787860, 3345432, 4181790, 4460576, 5575720, 6690864, 8363580, 11151440, 13381728, 16727160, 22302880, 33454320, 66908640]

約数ペア:

[(1, 66908640), (2, 33454320), (3, 22302880), (4, 16727160), (5, 13381728), (6, 11151440), (8, 8363580), (10, 6690864), (12, 5575720), (15, 4460576), (16, 4181790), (20, 3345432), (24, 2787860), (30, 2230288), (32, 2090895), (40, 1672716), (48, 1393930), (60, 1115144), (80, 836358), (96, 696965), (120, 557572), (160, 418179), (240, 278786), (480, 139393)]