9178890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 25470720

約数和(自身を除く): 16291830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 109, 210, 218, 327, 401, 545, 654, 763, 802, 1090, 1203, 1526, 1635, 2005, 2289, 2406, 2807, 3270, 3815, 4010, 4578, 5614, 6015, 7630, 8421, 11445, 12030, 14035, 16842, 22890, 28070, 42105, 43709, 84210, 87418, 131127, 218545, 262254, 305963, 437090, 611926, 655635, 917889, 1311270, 1529815, 1835778, 3059630, 4589445, 9178890]

約数ペア:

[(1, 9178890), (2, 4589445), (3, 3059630), (5, 1835778), (6, 1529815), (7, 1311270), (10, 917889), (14, 655635), (15, 611926), (21, 437090), (30, 305963), (35, 262254), (42, 218545), (70, 131127), (105, 87418), (109, 84210), (210, 43709), (218, 42105), (327, 28070), (401, 22890), (545, 16842), (654, 14035), (763, 12030), (802, 11445), (1090, 8421), (1203, 7630), (1526, 6015), (1635, 5614), (2005, 4578), (2289, 4010), (2406, 3815), (2807, 3270)]