6480920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 15595200

約数和(自身を除く): 9114280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 151, 185, 232, 290, 296, 302, 370, 580, 604, 740, 755, 1073, 1160, 1208, 1480, 1510, 2146, 3020, 4292, 4379, 5365, 5587, 6040, 8584, 8758, 10730, 11174, 17516, 21460, 21895, 22348, 27935, 35032, 42920, 43790, 44696, 55870, 87580, 111740, 162023, 175160, 223480, 324046, 648092, 810115, 1296184, 1620230, 3240460, 6480920]

約数ペア:

[(1, 6480920), (2, 3240460), (4, 1620230), (5, 1296184), (8, 810115), (10, 648092), (20, 324046), (29, 223480), (37, 175160), (40, 162023), (58, 111740), (74, 87580), (116, 55870), (145, 44696), (148, 43790), (151, 42920), (185, 35032), (232, 27935), (290, 22348), (296, 21895), (302, 21460), (370, 17516), (580, 11174), (604, 10730), (740, 8758), (755, 8584), (1073, 6040), (1160, 5587), (1208, 5365), (1480, 4379), (1510, 4292), (2146, 3020)]