173388420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2011}}^1$

素因数の和:2505

約数の個数: 72

約数和(自身を含む): 527304960

約数和(自身を除く): 353916540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1916, 2011, 2395, 2874, 4022, 4311, 4790, 5748, 6033, 7185, 8044, 8622, 9580, 10055, 12066, 14370, 17244, 18099, 20110, 21555, 24132, 28740, 30165, 36198, 40220, 43110, 60330, 72396, 86220, 90495, 120660, 180990, 361980, 963269, 1926538, 2889807, 3853076, 4816345, 5779614, 8669421, 9632690, 11559228, 14449035, 17338842, 19265380, 28898070, 34677684, 43347105, 57796140, 86694210, 173388420]

約数ペア:

[(1, 173388420), (2, 86694210), (3, 57796140), (4, 43347105), (5, 34677684), (6, 28898070), (9, 19265380), (10, 17338842), (12, 14449035), (15, 11559228), (18, 9632690), (20, 8669421), (30, 5779614), (36, 4816345), (45, 3853076), (60, 2889807), (90, 1926538), (180, 963269), (479, 361980), (958, 180990), (1437, 120660), (1916, 90495), (2011, 86220), (2395, 72396), (2874, 60330), (4022, 43110), (4311, 40220), (4790, 36198), (5748, 30165), (6033, 28740), (7185, 24132), (8044, 21555), (8622, 20110), (9580, 18099), (10055, 17244), (12066, 14370)]