7421880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 22487040

約数和(自身を除く): 15065160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 487, 508, 635, 762, 974, 1016, 1270, 1461, 1524, 1905, 1948, 2435, 2540, 2922, 3048, 3810, 3896, 4870, 5080, 5844, 7305, 7620, 9740, 11688, 14610, 15240, 19480, 29220, 58440, 61849, 123698, 185547, 247396, 309245, 371094, 494792, 618490, 742188, 927735, 1236980, 1484376, 1855470, 2473960, 3710940, 7421880]

約数ペア:

[(1, 7421880), (2, 3710940), (3, 2473960), (4, 1855470), (5, 1484376), (6, 1236980), (8, 927735), (10, 742188), (12, 618490), (15, 494792), (20, 371094), (24, 309245), (30, 247396), (40, 185547), (60, 123698), (120, 61849), (127, 58440), (254, 29220), (381, 19480), (487, 15240), (508, 14610), (635, 11688), (762, 9740), (974, 7620), (1016, 7305), (1270, 5844), (1461, 5080), (1524, 4870), (1905, 3896), (1948, 3810), (2435, 3048), (2540, 2922)]