254509080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4967}}^1$

素因数の和:5049

約数の個数: 128

約数和(自身を含む): 887086080

約数和(自身を除く): 632577000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 4967, 5124, 6405, 7320, 8540, 9934, 10248, 12810, 14901, 17080, 19868, 24835, 25620, 29802, 34769, 39736, 49670, 51240, 59604, 69538, 74505, 99340, 104307, 119208, 139076, 149010, 173845, 198680, 208614, 278152, 298020, 302987, 347690, 417228, 521535, 596040, 605974, 695380, 834456, 908961, 1043070, 1211948, 1390760, 1514935, 1817922, 2086140, 2120909, 2423896, 3029870, 3635844, 4172280, 4241818, 4544805, 6059740, 6362727, 7271688, 8483636, 9089610, 10604545, 12119480, 12725454, 16967272, 18179220, 21209090, 25450908, 31813635, 36358440, 42418180, 50901816, 63627270, 84836360, 127254540, 254509080]

約数ペア:

[(1, 254509080), (2, 127254540), (3, 84836360), (4, 63627270), (5, 50901816), (6, 42418180), (7, 36358440), (8, 31813635), (10, 25450908), (12, 21209090), (14, 18179220), (15, 16967272), (20, 12725454), (21, 12119480), (24, 10604545), (28, 9089610), (30, 8483636), (35, 7271688), (40, 6362727), (42, 6059740), (56, 4544805), (60, 4241818), (61, 4172280), (70, 3635844), (84, 3029870), (105, 2423896), (120, 2120909), (122, 2086140), (140, 1817922), (168, 1514935), (183, 1390760), (210, 1211948), (244, 1043070), (280, 908961), (305, 834456), (366, 695380), (420, 605974), (427, 596040), (488, 521535), (610, 417228), (732, 347690), (840, 302987), (854, 298020), (915, 278152), (1220, 208614), (1281, 198680), (1464, 173845), (1708, 149010), (1830, 139076), (2135, 119208), (2440, 104307), (2562, 99340), (3416, 74505), (3660, 69538), (4270, 59604), (4967, 51240), (5124, 49670), (6405, 39736), (7320, 34769), (8540, 29802), (9934, 25620), (10248, 24835), (12810, 19868), (14901, 17080)]