128562270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138239}}^1$

素因数の和:138280

約数の個数: 32

約数和(自身を含む): 318504960

約数和(自身を除く): 189942690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138239, 276478, 414717, 691195, 829434, 1382390, 2073585, 4147170, 4285409, 8570818, 12856227, 21427045, 25712454, 42854090, 64281135, 128562270]

約数ペア:

[(1, 128562270), (2, 64281135), (3, 42854090), (5, 25712454), (6, 21427045), (10, 12856227), (15, 8570818), (30, 4285409), (31, 4147170), (62, 2073585), (93, 1382390), (155, 829434), (186, 691195), (310, 414717), (465, 276478), (930, 138239)]