204453840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{851891}}^1$

素因数の和:851907

約数の個数: 40

約数和(自身を含む): 633807648

約数和(自身を除く): 429353808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 851891, 1703782, 2555673, 3407564, 4259455, 5111346, 6815128, 8518910, 10222692, 12778365, 13630256, 17037820, 20445384, 25556730, 34075640, 40890768, 51113460, 68151280, 102226920, 204453840]

約数ペア:

[(1, 204453840), (2, 102226920), (3, 68151280), (4, 51113460), (5, 40890768), (6, 34075640), (8, 25556730), (10, 20445384), (12, 17037820), (15, 13630256), (16, 12778365), (20, 10222692), (24, 8518910), (30, 6815128), (40, 5111346), (48, 4259455), (60, 3407564), (80, 2555673), (120, 1703782), (240, 851891)]