389565810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2341}}^1$

素因数の和:2440

約数の個数: 72

約数和(自身を含む): 1037417004

約数和(自身を除く): 647851194

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1849, 1935, 2341, 3698, 3870, 4682, 5547, 7023, 9245, 11094, 11705, 14046, 16641, 18490, 21069, 23410, 27735, 33282, 35115, 42138, 55470, 70230, 83205, 100663, 105345, 166410, 201326, 210690, 301989, 503315, 603978, 905967, 1006630, 1509945, 1811934, 3019890, 4328509, 4529835, 8657018, 9059670, 12985527, 21642545, 25971054, 38956581, 43285090, 64927635, 77913162, 129855270, 194782905, 389565810]

約数ペア:

[(1, 389565810), (2, 194782905), (3, 129855270), (5, 77913162), (6, 64927635), (9, 43285090), (10, 38956581), (15, 25971054), (18, 21642545), (30, 12985527), (43, 9059670), (45, 8657018), (86, 4529835), (90, 4328509), (129, 3019890), (215, 1811934), (258, 1509945), (387, 1006630), (430, 905967), (645, 603978), (774, 503315), (1290, 301989), (1849, 210690), (1935, 201326), (2341, 166410), (3698, 105345), (3870, 100663), (4682, 83205), (5547, 70230), (7023, 55470), (9245, 42138), (11094, 35115), (11705, 33282), (14046, 27735), (16641, 23410), (18490, 21069)]