255125220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4783}}^1$

素因数の和:4929

約数の個数: 96

約数和(自身を含む): 823001088

約数和(自身を除く): 567875868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 254, 381, 420, 508, 635, 762, 889, 1270, 1524, 1778, 1905, 2540, 2667, 3556, 3810, 4445, 4783, 5334, 7620, 8890, 9566, 10668, 13335, 14349, 17780, 19132, 23915, 26670, 28698, 33481, 47830, 53340, 57396, 66962, 71745, 95660, 100443, 133924, 143490, 167405, 200886, 286980, 334810, 401772, 502215, 607441, 669620, 1004430, 1214882, 1822323, 2008860, 2429764, 3037205, 3644646, 4252087, 6074410, 7289292, 8504174, 9111615, 12148820, 12756261, 17008348, 18223230, 21260435, 25512522, 36446460, 42520870, 51025044, 63781305, 85041740, 127562610, 255125220]

約数ペア:

[(1, 255125220), (2, 127562610), (3, 85041740), (4, 63781305), (5, 51025044), (6, 42520870), (7, 36446460), (10, 25512522), (12, 21260435), (14, 18223230), (15, 17008348), (20, 12756261), (21, 12148820), (28, 9111615), (30, 8504174), (35, 7289292), (42, 6074410), (60, 4252087), (70, 3644646), (84, 3037205), (105, 2429764), (127, 2008860), (140, 1822323), (210, 1214882), (254, 1004430), (381, 669620), (420, 607441), (508, 502215), (635, 401772), (762, 334810), (889, 286980), (1270, 200886), (1524, 167405), (1778, 143490), (1905, 133924), (2540, 100443), (2667, 95660), (3556, 71745), (3810, 66962), (4445, 57396), (4783, 53340), (5334, 47830), (7620, 33481), (8890, 28698), (9566, 26670), (10668, 23915), (13335, 19132), (14349, 17780)]