245855330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 526279680

約数和(自身を除く): 280424350

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 281, 290, 406, 431, 562, 862, 1015, 1405, 1967, 2030, 2155, 2810, 3017, 3934, 4310, 6034, 8149, 9835, 12499, 15085, 16298, 19670, 24998, 30170, 40745, 57043, 62495, 81490, 87493, 114086, 121111, 124990, 174986, 242222, 285215, 437465, 570430, 605555, 847777, 874930, 1211110, 1695554, 3512219, 4238885, 7024438, 8477770, 17561095, 24585533, 35122190, 49171066, 122927665, 245855330]

約数ペア:

[(1, 245855330), (2, 122927665), (5, 49171066), (7, 35122190), (10, 24585533), (14, 17561095), (29, 8477770), (35, 7024438), (58, 4238885), (70, 3512219), (145, 1695554), (203, 1211110), (281, 874930), (290, 847777), (406, 605555), (431, 570430), (562, 437465), (862, 285215), (1015, 242222), (1405, 174986), (1967, 124990), (2030, 121111), (2155, 114086), (2810, 87493), (3017, 81490), (3934, 62495), (4310, 57043), (6034, 40745), (8149, 30170), (9835, 24998), (12499, 19670), (15085, 16298)]