71904540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16879}}^1$

素因数の和:16962

約数の個数: 48

約数和(自身を含む): 204180480

約数和(自身を除く): 132275940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 16879, 33758, 50637, 67516, 84395, 101274, 168790, 202548, 253185, 337580, 506370, 1012740, 1198409, 2396818, 3595227, 4793636, 5992045, 7190454, 11984090, 14380908, 17976135, 23968180, 35952270, 71904540]

約数ペア:

[(1, 71904540), (2, 35952270), (3, 23968180), (4, 17976135), (5, 14380908), (6, 11984090), (10, 7190454), (12, 5992045), (15, 4793636), (20, 3595227), (30, 2396818), (60, 1198409), (71, 1012740), (142, 506370), (213, 337580), (284, 253185), (355, 202548), (426, 168790), (710, 101274), (852, 84395), (1065, 67516), (1420, 50637), (2130, 33758), (4260, 16879)]