90316120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{787}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 215596800

約数和(自身を除く): 125280680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 604, 755, 760, 787, 1208, 1510, 1574, 2869, 3020, 3148, 3935, 5738, 6040, 6296, 7870, 11476, 14345, 14953, 15740, 22952, 28690, 29906, 31480, 57380, 59812, 74765, 114760, 118837, 119624, 149530, 237674, 299060, 475348, 594185, 598120, 950696, 1188370, 2257903, 2376740, 4515806, 4753480, 9031612, 11289515, 18063224, 22579030, 45158060, 90316120]

約数ペア:

[(1, 90316120), (2, 45158060), (4, 22579030), (5, 18063224), (8, 11289515), (10, 9031612), (19, 4753480), (20, 4515806), (38, 2376740), (40, 2257903), (76, 1188370), (95, 950696), (151, 598120), (152, 594185), (190, 475348), (302, 299060), (380, 237674), (604, 149530), (755, 119624), (760, 118837), (787, 114760), (1208, 74765), (1510, 59812), (1574, 57380), (2869, 31480), (3020, 29906), (3148, 28690), (3935, 22952), (5738, 15740), (6040, 14953), (6296, 14345), (7870, 11476)]