74886540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17579}}^1$

素因数の和:17662

約数の個数: 48

約数和(自身を含む): 212647680

約数和(自身を除く): 137761140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 17579, 35158, 52737, 70316, 87895, 105474, 175790, 210948, 263685, 351580, 527370, 1054740, 1248109, 2496218, 3744327, 4992436, 6240545, 7488654, 12481090, 14977308, 18721635, 24962180, 37443270, 74886540]

約数ペア:

[(1, 74886540), (2, 37443270), (3, 24962180), (4, 18721635), (5, 14977308), (6, 12481090), (10, 7488654), (12, 6240545), (15, 4992436), (20, 3744327), (30, 2496218), (60, 1248109), (71, 1054740), (142, 527370), (213, 351580), (284, 263685), (355, 210948), (426, 175790), (710, 105474), (852, 87895), (1065, 70316), (1420, 52737), (2130, 35158), (4260, 17579)]