71392440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{84991}}^1$

素因数の和:85012

約数の個数: 64

約数和(自身を含む): 244776960

約数和(自身を除く): 173384520

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, 84991, 169982, 254973, 339964, 424955, 509946, 594937, 679928, 849910, 1019892, 1189874, 1274865, 1699820, 1784811, 2039784, 2379748, 2549730, 2974685, 3399640, 3569622, 4759496, 5099460, 5949370, 7139244, 8924055, 10198920, 11898740, 14278488, 17848110, 23797480, 35696220, 71392440]

約数ペア:

[(1, 71392440), (2, 35696220), (3, 23797480), (4, 17848110), (5, 14278488), (6, 11898740), (7, 10198920), (8, 8924055), (10, 7139244), (12, 5949370), (14, 5099460), (15, 4759496), (20, 3569622), (21, 3399640), (24, 2974685), (28, 2549730), (30, 2379748), (35, 2039784), (40, 1784811), (42, 1699820), (56, 1274865), (60, 1189874), (70, 1019892), (84, 849910), (105, 679928), (120, 594937), (140, 509946), (168, 424955), (210, 339964), (280, 254973), (420, 169982), (840, 84991)]