7916670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 21384000

約数和(自身を除く): 13467330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 269, 270, 327, 538, 545, 654, 807, 981, 1090, 1345, 1614, 1635, 1962, 2421, 2690, 2943, 3270, 4035, 4842, 4905, 5886, 7263, 8070, 9810, 12105, 14526, 14715, 24210, 29321, 29430, 36315, 58642, 72630, 87963, 146605, 175926, 263889, 293210, 439815, 527778, 791667, 879630, 1319445, 1583334, 2638890, 3958335, 7916670]

約数ペア:

[(1, 7916670), (2, 3958335), (3, 2638890), (5, 1583334), (6, 1319445), (9, 879630), (10, 791667), (15, 527778), (18, 439815), (27, 293210), (30, 263889), (45, 175926), (54, 146605), (90, 87963), (109, 72630), (135, 58642), (218, 36315), (269, 29430), (270, 29321), (327, 24210), (538, 14715), (545, 14526), (654, 12105), (807, 9810), (981, 8070), (1090, 7263), (1345, 5886), (1614, 4905), (1635, 4842), (1962, 4035), (2421, 3270), (2690, 2943)]