421384560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1755769}}^1$

素因数の和:1755785

約数の個数: 40

約数和(自身を含む): 1306292880

約数和(自身を除く): 884908320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1755769, 3511538, 5267307, 7023076, 8778845, 10534614, 14046152, 17557690, 21069228, 26336535, 28092304, 35115380, 42138456, 52673070, 70230760, 84276912, 105346140, 140461520, 210692280, 421384560]

約数ペア:

[(1, 421384560), (2, 210692280), (3, 140461520), (4, 105346140), (5, 84276912), (6, 70230760), (8, 52673070), (10, 42138456), (12, 35115380), (15, 28092304), (16, 26336535), (20, 21069228), (24, 17557690), (30, 14046152), (40, 10534614), (48, 8778845), (60, 7023076), (80, 5267307), (120, 3511538), (240, 1755769)]