1330456980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{515681}}^1$

素因数の和:515736

約数の個数: 48

約数和(自身を含む): 3811921344

約数和(自身を除く): 2481464364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 515681, 1031362, 1547043, 2062724, 2578405, 3094086, 5156810, 6188172, 7735215, 10313620, 15470430, 22174283, 30940860, 44348566, 66522849, 88697132, 110871415, 133045698, 221742830, 266091396, 332614245, 443485660, 665228490, 1330456980]

約数ペア:

[(1, 1330456980), (2, 665228490), (3, 443485660), (4, 332614245), (5, 266091396), (6, 221742830), (10, 133045698), (12, 110871415), (15, 88697132), (20, 66522849), (30, 44348566), (43, 30940860), (60, 22174283), (86, 15470430), (129, 10313620), (172, 7735215), (215, 6188172), (258, 5156810), (430, 3094086), (516, 2578405), (645, 2062724), (860, 1547043), (1290, 1031362), (2580, 515681)]