249969405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 482734080

約数和(自身を除く): 232764675

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 89, 105, 115, 161, 267, 345, 445, 483, 623, 805, 1163, 1335, 1869, 2047, 2415, 3115, 3489, 5815, 6141, 8141, 9345, 10235, 14329, 17445, 24423, 26749, 30705, 40705, 42987, 71645, 80247, 103507, 122115, 133745, 187243, 214935, 310521, 401235, 517535, 561729, 724549, 936215, 1552605, 2173647, 2380661, 2808645, 3622745, 7141983, 10868235, 11903305, 16664627, 35709915, 49993881, 83323135, 249969405]

約数ペア:

[(1, 249969405), (3, 83323135), (5, 49993881), (7, 35709915), (15, 16664627), (21, 11903305), (23, 10868235), (35, 7141983), (69, 3622745), (89, 2808645), (105, 2380661), (115, 2173647), (161, 1552605), (267, 936215), (345, 724549), (445, 561729), (483, 517535), (623, 401235), (805, 310521), (1163, 214935), (1335, 187243), (1869, 133745), (2047, 122115), (2415, 103507), (3115, 80247), (3489, 71645), (5815, 42987), (6141, 40705), (8141, 30705), (9345, 26749), (10235, 24423), (14329, 17445)]