71905260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171203}}^1$

素因数の和:171222

約数の個数: 48

約数和(自身を含む): 230098176

約数和(自身を除く): 158192916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 171203, 342406, 513609, 684812, 856015, 1027218, 1198421, 1712030, 2054436, 2396842, 2568045, 3424060, 3595263, 4793684, 5136090, 5992105, 7190526, 10272180, 11984210, 14381052, 17976315, 23968420, 35952630, 71905260]

約数ペア:

[(1, 71905260), (2, 35952630), (3, 23968420), (4, 17976315), (5, 14381052), (6, 11984210), (7, 10272180), (10, 7190526), (12, 5992105), (14, 5136090), (15, 4793684), (20, 3595263), (21, 3424060), (28, 2568045), (30, 2396842), (35, 2054436), (42, 1712030), (60, 1198421), (70, 1027218), (84, 856015), (105, 684812), (140, 513609), (210, 342406), (420, 171203)]