42957240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{357977}}^1$

素因数の和:357991

約数の個数: 32

約数和(自身を含む): 128872080

約数和(自身を除く): 85914840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 357977, 715954, 1073931, 1431908, 1789885, 2147862, 2863816, 3579770, 4295724, 5369655, 7159540, 8591448, 10739310, 14319080, 21478620, 42957240]

約数ペア:

[(1, 42957240), (2, 21478620), (3, 14319080), (4, 10739310), (5, 8591448), (6, 7159540), (8, 5369655), (10, 4295724), (12, 3579770), (15, 2863816), (20, 2147862), (24, 1789885), (30, 1431908), (40, 1073931), (60, 715954), (120, 357977)]