120405840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{501691}}^1$

素因数の和:501707

約数の個数: 40

約数和(自身を含む): 373258848

約数和(自身を除く): 252853008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 501691, 1003382, 1505073, 2006764, 2508455, 3010146, 4013528, 5016910, 6020292, 7525365, 8027056, 10033820, 12040584, 15050730, 20067640, 24081168, 30101460, 40135280, 60202920, 120405840]

約数ペア:

[(1, 120405840), (2, 60202920), (3, 40135280), (4, 30101460), (5, 24081168), (6, 20067640), (8, 15050730), (10, 12040584), (12, 10033820), (15, 8027056), (16, 7525365), (20, 6020292), (24, 5016910), (30, 4013528), (40, 3010146), (48, 2508455), (60, 2006764), (80, 1505073), (120, 1003382), (240, 501691)]