222796720

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{18691}}^1$

素因数の和:18853

約数の個数: 40

約数和(自身を含む): 521506800

約数和(自身を除く): 298710080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 18691, 37382, 74764, 93455, 149528, 186910, 299056, 373820, 747640, 1495280, 2784959, 5569918, 11139836, 13924795, 22279672, 27849590, 44559344, 55699180, 111398360, 222796720]

約数ペア:

[(1, 222796720), (2, 111398360), (4, 55699180), (5, 44559344), (8, 27849590), (10, 22279672), (16, 13924795), (20, 11139836), (40, 5569918), (80, 2784959), (149, 1495280), (298, 747640), (596, 373820), (745, 299056), (1192, 186910), (1490, 149528), (2384, 93455), (2980, 74764), (5960, 37382), (11920, 18691)]