255906330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{198377}}^1$

素因数の和:198430

約数の個数: 32

約数和(自身を含む): 628461504

約数和(自身を除く): 372555174

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 198377, 396754, 595131, 991885, 1190262, 1983770, 2975655, 5951310, 8530211, 17060422, 25590633, 42651055, 51181266, 85302110, 127953165, 255906330]

約数ペア:

[(1, 255906330), (2, 127953165), (3, 85302110), (5, 51181266), (6, 42651055), (10, 25590633), (15, 17060422), (30, 8530211), (43, 5951310), (86, 2975655), (129, 1983770), (215, 1190262), (258, 991885), (430, 595131), (645, 396754), (1290, 198377)]