71821920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{149629}}^1$

素因数の和:149647

約数の個数: 48

約数和(自身を含む): 226240560

約数和(自身を除く): 154418640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 149629, 299258, 448887, 598516, 748145, 897774, 1197032, 1496290, 1795548, 2244435, 2394064, 2992580, 3591096, 4488870, 4788128, 5985160, 7182192, 8977740, 11970320, 14364384, 17955480, 23940640, 35910960, 71821920]

約数ペア:

[(1, 71821920), (2, 35910960), (3, 23940640), (4, 17955480), (5, 14364384), (6, 11970320), (8, 8977740), (10, 7182192), (12, 5985160), (15, 4788128), (16, 4488870), (20, 3591096), (24, 2992580), (30, 2394064), (32, 2244435), (40, 1795548), (48, 1496290), (60, 1197032), (80, 897774), (96, 748145), (120, 598516), (160, 448887), (240, 299258), (480, 149629)]