28363080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3329}}^1$

素因数の和:3414

約数の個数: 64

約数和(自身を含む): 86313600

約数和(自身を除く): 57950520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 3329, 4260, 6658, 8520, 9987, 13316, 16645, 19974, 26632, 33290, 39948, 49935, 66580, 79896, 99870, 133160, 199740, 236359, 399480, 472718, 709077, 945436, 1181795, 1418154, 1890872, 2363590, 2836308, 3545385, 4727180, 5672616, 7090770, 9454360, 14181540, 28363080]

約数ペア:

[(1, 28363080), (2, 14181540), (3, 9454360), (4, 7090770), (5, 5672616), (6, 4727180), (8, 3545385), (10, 2836308), (12, 2363590), (15, 1890872), (20, 1418154), (24, 1181795), (30, 945436), (40, 709077), (60, 472718), (71, 399480), (120, 236359), (142, 199740), (213, 133160), (284, 99870), (355, 79896), (426, 66580), (568, 49935), (710, 39948), (852, 33290), (1065, 26632), (1420, 19974), (1704, 16645), (2130, 13316), (2840, 9987), (3329, 8520), (4260, 6658)]