18217170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 49104000

約数和(自身を除く): 30886830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 270, 327, 545, 619, 654, 981, 1090, 1238, 1635, 1857, 1962, 2943, 3095, 3270, 3714, 4905, 5571, 5886, 6190, 9285, 9810, 11142, 14715, 16713, 18570, 27855, 29430, 33426, 55710, 67471, 83565, 134942, 167130, 202413, 337355, 404826, 607239, 674710, 1012065, 1214478, 1821717, 2024130, 3036195, 3643434, 6072390, 9108585, 18217170]

約数ペア:

[(1, 18217170), (2, 9108585), (3, 6072390), (5, 3643434), (6, 3036195), (9, 2024130), (10, 1821717), (15, 1214478), (18, 1012065), (27, 674710), (30, 607239), (45, 404826), (54, 337355), (90, 202413), (109, 167130), (135, 134942), (218, 83565), (270, 67471), (327, 55710), (545, 33426), (619, 29430), (654, 27855), (981, 18570), (1090, 16713), (1238, 14715), (1635, 11142), (1857, 9810), (1962, 9285), (2943, 6190), (3095, 5886), (3270, 5571), (3714, 4905)]