309236220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39953}}^1$

素因数の和:40011

約数の個数: 72

約数和(自身を含む): 959854896

約数和(自身を除く): 650618676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 39953, 79906, 119859, 159812, 199765, 239718, 359577, 399530, 479436, 599295, 719154, 799060, 1198590, 1438308, 1717979, 1797885, 2397180, 3435958, 3595770, 5153937, 6871916, 7191540, 8589895, 10307874, 15461811, 17179790, 20615748, 25769685, 30923622, 34359580, 51539370, 61847244, 77309055, 103078740, 154618110, 309236220]

約数ペア:

[(1, 309236220), (2, 154618110), (3, 103078740), (4, 77309055), (5, 61847244), (6, 51539370), (9, 34359580), (10, 30923622), (12, 25769685), (15, 20615748), (18, 17179790), (20, 15461811), (30, 10307874), (36, 8589895), (43, 7191540), (45, 6871916), (60, 5153937), (86, 3595770), (90, 3435958), (129, 2397180), (172, 1797885), (180, 1717979), (215, 1438308), (258, 1198590), (387, 799060), (430, 719154), (516, 599295), (645, 479436), (774, 399530), (860, 359577), (1290, 239718), (1548, 199765), (1935, 159812), (2580, 119859), (3870, 79906), (7740, 39953)]