251009232

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3923}}^1$

素因数の和:4008

約数の個数: 80

約数和(自身を含む): 685099008

約数和(自身を除く): 434089776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 43, 48, 62, 86, 93, 124, 129, 172, 186, 248, 258, 344, 372, 496, 516, 688, 744, 1032, 1333, 1488, 2064, 2666, 3923, 3999, 5332, 7846, 7998, 10664, 11769, 15692, 15996, 21328, 23538, 31384, 31992, 47076, 62768, 63984, 94152, 121613, 168689, 188304, 243226, 337378, 364839, 486452, 506067, 674756, 729678, 972904, 1012134, 1349512, 1459356, 1945808, 2024268, 2699024, 2918712, 4048536, 5229359, 5837424, 8097072, 10458718, 15688077, 20917436, 31376154, 41834872, 62752308, 83669744, 125504616, 251009232]

約数ペア:

[(1, 251009232), (2, 125504616), (3, 83669744), (4, 62752308), (6, 41834872), (8, 31376154), (12, 20917436), (16, 15688077), (24, 10458718), (31, 8097072), (43, 5837424), (48, 5229359), (62, 4048536), (86, 2918712), (93, 2699024), (124, 2024268), (129, 1945808), (172, 1459356), (186, 1349512), (248, 1012134), (258, 972904), (344, 729678), (372, 674756), (496, 506067), (516, 486452), (688, 364839), (744, 337378), (1032, 243226), (1333, 188304), (1488, 168689), (2064, 121613), (2666, 94152), (3923, 63984), (3999, 62768), (5332, 47076), (7846, 31992), (7998, 31384), (10664, 23538), (11769, 21328), (15692, 15996)]