128759430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138451}}^1$

素因数の和:138492

約数の個数: 32

約数和(自身を含む): 318993408

約数和(自身を除く): 190233978

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138451, 276902, 415353, 692255, 830706, 1384510, 2076765, 4153530, 4291981, 8583962, 12875943, 21459905, 25751886, 42919810, 64379715, 128759430]

約数ペア:

[(1, 128759430), (2, 64379715), (3, 42919810), (5, 25751886), (6, 21459905), (10, 12875943), (15, 8583962), (30, 4291981), (31, 4153530), (62, 2076765), (93, 1384510), (155, 830706), (186, 692255), (310, 415353), (465, 276902), (930, 138451)]