74178440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 200344320

約数和(自身を除く): 126165880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 61, 70, 86, 101, 122, 140, 172, 202, 215, 244, 280, 301, 305, 344, 404, 427, 430, 488, 505, 602, 610, 707, 808, 854, 860, 1010, 1204, 1220, 1414, 1505, 1708, 1720, 2020, 2135, 2408, 2440, 2623, 2828, 3010, 3416, 3535, 4040, 4270, 4343, 5246, 5656, 6020, 6161, 7070, 8540, 8686, 10492, 12040, 12322, 13115, 14140, 17080, 17372, 18361, 20984, 21715, 24644, 26230, 28280, 30401, 30805, 34744, 36722, 43127, 43430, 49288, 52460, 60802, 61610, 73444, 86254, 86860, 91805, 104920, 121604, 123220, 146888, 152005, 172508, 173720, 183610, 215635, 243208, 246440, 264923, 304010, 345016, 367220, 431270, 529846, 608020, 734440, 862540, 1059692, 1216040, 1324615, 1725080, 1854461, 2119384, 2649230, 3708922, 5298460, 7417844, 9272305, 10596920, 14835688, 18544610, 37089220, 74178440]

約数ペア:

[(1, 74178440), (2, 37089220), (4, 18544610), (5, 14835688), (7, 10596920), (8, 9272305), (10, 7417844), (14, 5298460), (20, 3708922), (28, 2649230), (35, 2119384), (40, 1854461), (43, 1725080), (56, 1324615), (61, 1216040), (70, 1059692), (86, 862540), (101, 734440), (122, 608020), (140, 529846), (172, 431270), (202, 367220), (215, 345016), (244, 304010), (280, 264923), (301, 246440), (305, 243208), (344, 215635), (404, 183610), (427, 173720), (430, 172508), (488, 152005), (505, 146888), (602, 123220), (610, 121604), (707, 104920), (808, 91805), (854, 86860), (860, 86254), (1010, 73444), (1204, 61610), (1220, 60802), (1414, 52460), (1505, 49288), (1708, 43430), (1720, 43127), (2020, 36722), (2135, 34744), (2408, 30805), (2440, 30401), (2623, 28280), (2828, 26230), (3010, 24644), (3416, 21715), (3535, 20984), (4040, 18361), (4270, 17372), (4343, 17080), (5246, 14140), (5656, 13115), (6020, 12322), (6161, 12040), (7070, 10492), (8540, 8686)]