856530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 2306304

約数和(自身を除く): 1449774

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 307, 310, 465, 558, 614, 921, 930, 1395, 1535, 1842, 2763, 2790, 3070, 4605, 5526, 9210, 9517, 13815, 19034, 27630, 28551, 47585, 57102, 85653, 95170, 142755, 171306, 285510, 428265, 856530]

約数ペア:

[(1, 856530), (2, 428265), (3, 285510), (5, 171306), (6, 142755), (9, 95170), (10, 85653), (15, 57102), (18, 47585), (30, 28551), (31, 27630), (45, 19034), (62, 13815), (90, 9517), (93, 9210), (155, 5526), (186, 4605), (279, 3070), (307, 2790), (310, 2763), (465, 1842), (558, 1535), (614, 1395), (921, 930)]