8456580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4271}}^1$

素因数の和:4297

約数の個数: 72

約数和(自身を含む): 27990144

約数和(自身を除く): 19533564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4271, 8542, 12813, 17084, 21355, 25626, 38439, 42710, 46981, 51252, 64065, 76878, 85420, 93962, 128130, 140943, 153756, 187924, 192195, 234905, 256260, 281886, 384390, 422829, 469810, 563772, 704715, 768780, 845658, 939620, 1409430, 1691316, 2114145, 2818860, 4228290, 8456580]

約数ペア:

[(1, 8456580), (2, 4228290), (3, 2818860), (4, 2114145), (5, 1691316), (6, 1409430), (9, 939620), (10, 845658), (11, 768780), (12, 704715), (15, 563772), (18, 469810), (20, 422829), (22, 384390), (30, 281886), (33, 256260), (36, 234905), (44, 192195), (45, 187924), (55, 153756), (60, 140943), (66, 128130), (90, 93962), (99, 85420), (110, 76878), (132, 64065), (165, 51252), (180, 46981), (198, 42710), (220, 38439), (330, 25626), (396, 21355), (495, 17084), (660, 12813), (990, 8542), (1980, 4271)]