179779620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{21871}}^1$

素因数の和:22020

約数の個数: 48

約数和(自身を含む): 507080448

約数和(自身を除く): 327300828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 21871, 43742, 65613, 87484, 109355, 131226, 218710, 262452, 328065, 437420, 656130, 1312260, 2996327, 5992654, 8988981, 11985308, 14981635, 17977962, 29963270, 35955924, 44944905, 59926540, 89889810, 179779620]

約数ペア:

[(1, 179779620), (2, 89889810), (3, 59926540), (4, 44944905), (5, 35955924), (6, 29963270), (10, 17977962), (12, 14981635), (15, 11985308), (20, 8988981), (30, 5992654), (60, 2996327), (137, 1312260), (274, 656130), (411, 437420), (548, 328065), (685, 262452), (822, 218710), (1370, 131226), (1644, 109355), (2055, 87484), (2740, 65613), (4110, 43742), (8220, 21871)]