140311620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10979}}^1$

素因数の和:11065

約数の個数: 72

約数和(自身を含む): 431645760

約数和(自身を除く): 291334140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10979, 12780, 21958, 32937, 43916, 54895, 65874, 98811, 109790, 131748, 164685, 197622, 219580, 329370, 395244, 494055, 658740, 779509, 988110, 1559018, 1976220, 2338527, 3118036, 3897545, 4677054, 7015581, 7795090, 9354108, 11692635, 14031162, 15590180, 23385270, 28062324, 35077905, 46770540, 70155810, 140311620]

約数ペア:

[(1, 140311620), (2, 70155810), (3, 46770540), (4, 35077905), (5, 28062324), (6, 23385270), (9, 15590180), (10, 14031162), (12, 11692635), (15, 9354108), (18, 7795090), (20, 7015581), (30, 4677054), (36, 3897545), (45, 3118036), (60, 2338527), (71, 1976220), (90, 1559018), (142, 988110), (180, 779509), (213, 658740), (284, 494055), (355, 395244), (426, 329370), (639, 219580), (710, 197622), (852, 164685), (1065, 131748), (1278, 109790), (1420, 98811), (2130, 65874), (2556, 54895), (3195, 43916), (4260, 32937), (6390, 21958), (10979, 12780)]