87831240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{104561}}^1$

素因数の和:104582

約数の個数: 64

約数和(自身を含む): 301138560

約数和(自身を除く): 213307320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 104561, 209122, 313683, 418244, 522805, 627366, 731927, 836488, 1045610, 1254732, 1463854, 1568415, 2091220, 2195781, 2509464, 2927708, 3136830, 3659635, 4182440, 4391562, 5855416, 6273660, 7319270, 8783124, 10978905, 12547320, 14638540, 17566248, 21957810, 29277080, 43915620, 87831240]

約数ペア:

[(1, 87831240), (2, 43915620), (3, 29277080), (4, 21957810), (5, 17566248), (6, 14638540), (7, 12547320), (8, 10978905), (10, 8783124), (12, 7319270), (14, 6273660), (15, 5855416), (20, 4391562), (21, 4182440), (24, 3659635), (28, 3136830), (30, 2927708), (35, 2509464), (40, 2195781), (42, 2091220), (56, 1568415), (60, 1463854), (70, 1254732), (84, 1045610), (105, 836488), (120, 731927), (140, 627366), (168, 522805), (210, 418244), (280, 313683), (420, 209122), (840, 104561)]