21474120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178951}}^1$

素因数の和:178965

約数の個数: 32

約数和(自身を含む): 64422720

約数和(自身を除く): 42948600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178951, 357902, 536853, 715804, 894755, 1073706, 1431608, 1789510, 2147412, 2684265, 3579020, 4294824, 5368530, 7158040, 10737060, 21474120]

約数ペア:

[(1, 21474120), (2, 10737060), (3, 7158040), (4, 5368530), (5, 4294824), (6, 3579020), (8, 2684265), (10, 2147412), (12, 1789510), (15, 1431608), (20, 1073706), (24, 894755), (30, 715804), (40, 536853), (60, 357902), (120, 178951)]