121311240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7717}}^1$

素因数の和:7862

約数の個数: 64

約数和(自身を含む): 366759360

約数和(自身を除く): 245448120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7717, 7860, 15434, 15720, 23151, 30868, 38585, 46302, 61736, 77170, 92604, 115755, 154340, 185208, 231510, 308680, 463020, 926040, 1010927, 2021854, 3032781, 4043708, 5054635, 6065562, 8087416, 10109270, 12131124, 15163905, 20218540, 24262248, 30327810, 40437080, 60655620, 121311240]

約数ペア:

[(1, 121311240), (2, 60655620), (3, 40437080), (4, 30327810), (5, 24262248), (6, 20218540), (8, 15163905), (10, 12131124), (12, 10109270), (15, 8087416), (20, 6065562), (24, 5054635), (30, 4043708), (40, 3032781), (60, 2021854), (120, 1010927), (131, 926040), (262, 463020), (393, 308680), (524, 231510), (655, 185208), (786, 154340), (1048, 115755), (1310, 92604), (1572, 77170), (1965, 61736), (2620, 46302), (3144, 38585), (3930, 30868), (5240, 23151), (7717, 15720), (7860, 15434)]