8233740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 25225200

約数和(自身を除く): 16991460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 307, 447, 596, 614, 745, 894, 921, 1228, 1341, 1490, 1535, 1788, 1842, 2235, 2682, 2763, 2980, 3070, 3684, 4470, 4605, 5364, 5526, 6140, 6705, 8940, 9210, 11052, 13410, 13815, 18420, 26820, 27630, 45743, 55260, 91486, 137229, 182972, 228715, 274458, 411687, 457430, 548916, 686145, 823374, 914860, 1372290, 1646748, 2058435, 2744580, 4116870, 8233740]

約数ペア:

[(1, 8233740), (2, 4116870), (3, 2744580), (4, 2058435), (5, 1646748), (6, 1372290), (9, 914860), (10, 823374), (12, 686145), (15, 548916), (18, 457430), (20, 411687), (30, 274458), (36, 228715), (45, 182972), (60, 137229), (90, 91486), (149, 55260), (180, 45743), (298, 27630), (307, 26820), (447, 18420), (596, 13815), (614, 13410), (745, 11052), (894, 9210), (921, 8940), (1228, 6705), (1341, 6140), (1490, 5526), (1535, 5364), (1788, 4605), (1842, 4470), (2235, 3684), (2682, 3070), (2763, 2980)]