157831240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3733}}^1$

素因数の和:3902

約数の個数: 64

約数和(自身を含む): 408648960

約数和(自身を除く): 250817720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 1057, 1208, 1510, 2114, 3020, 3733, 4228, 5285, 6040, 7466, 8456, 10570, 14932, 18665, 21140, 26131, 29864, 37330, 42280, 52262, 74660, 104524, 130655, 149320, 209048, 261310, 522620, 563683, 1045240, 1127366, 2254732, 2818415, 3945781, 4509464, 5636830, 7891562, 11273660, 15783124, 19728905, 22547320, 31566248, 39457810, 78915620, 157831240]

約数ペア:

[(1, 157831240), (2, 78915620), (4, 39457810), (5, 31566248), (7, 22547320), (8, 19728905), (10, 15783124), (14, 11273660), (20, 7891562), (28, 5636830), (35, 4509464), (40, 3945781), (56, 2818415), (70, 2254732), (140, 1127366), (151, 1045240), (280, 563683), (302, 522620), (604, 261310), (755, 209048), (1057, 149320), (1208, 130655), (1510, 104524), (2114, 74660), (3020, 52262), (3733, 42280), (4228, 37330), (5285, 29864), (6040, 26131), (7466, 21140), (8456, 18665), (10570, 14932)]