149747720

素因数分解:

$2^3\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{2383}}^1$

素因数の和:3965

約数の個数: 32

約数和(自身を含む): 337288320

約数和(自身を除く): 187540600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1571, 2383, 3142, 4766, 6284, 7855, 9532, 11915, 12568, 15710, 19064, 23830, 31420, 47660, 62840, 95320, 3743693, 7487386, 14974772, 18718465, 29949544, 37436930, 74873860, 149747720]

約数ペア:

[(1, 149747720), (2, 74873860), (4, 37436930), (5, 29949544), (8, 18718465), (10, 14974772), (20, 7487386), (40, 3743693), (1571, 95320), (2383, 62840), (3142, 47660), (4766, 31420), (6284, 23830), (7855, 19064), (9532, 15710), (11915, 12568)]