313051520

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 786542400

約数和(自身を除く): 473490880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 101, 116, 128, 145, 160, 167, 202, 232, 290, 320, 334, 404, 464, 505, 580, 640, 668, 808, 835, 928, 1010, 1160, 1336, 1616, 1670, 1856, 2020, 2320, 2672, 2929, 3232, 3340, 3712, 4040, 4640, 4843, 5344, 5858, 6464, 6680, 8080, 9280, 9686, 10688, 11716, 12928, 13360, 14645, 16160, 16867, 18560, 19372, 21376, 23432, 24215, 26720, 29290, 32320, 33734, 38744, 46864, 48430, 53440, 58580, 64640, 67468, 77488, 84335, 93728, 96860, 106880, 117160, 134936, 154976, 168670, 187456, 193720, 234320, 269872, 309952, 337340, 374912, 387440, 468640, 489143, 539744, 619904, 674680, 774880, 937280, 978286, 1079488, 1349360, 1549760, 1874560, 1956572, 2158976, 2445715, 2698720, 3099520, 3913144, 4891430, 5397440, 7826288, 9782860, 10794880, 15652576, 19565720, 31305152, 39131440, 62610304, 78262880, 156525760, 313051520]

約数ペア:

[(1, 313051520), (2, 156525760), (4, 78262880), (5, 62610304), (8, 39131440), (10, 31305152), (16, 19565720), (20, 15652576), (29, 10794880), (32, 9782860), (40, 7826288), (58, 5397440), (64, 4891430), (80, 3913144), (101, 3099520), (116, 2698720), (128, 2445715), (145, 2158976), (160, 1956572), (167, 1874560), (202, 1549760), (232, 1349360), (290, 1079488), (320, 978286), (334, 937280), (404, 774880), (464, 674680), (505, 619904), (580, 539744), (640, 489143), (668, 468640), (808, 387440), (835, 374912), (928, 337340), (1010, 309952), (1160, 269872), (1336, 234320), (1616, 193720), (1670, 187456), (1856, 168670), (2020, 154976), (2320, 134936), (2672, 117160), (2929, 106880), (3232, 96860), (3340, 93728), (3712, 84335), (4040, 77488), (4640, 67468), (4843, 64640), (5344, 58580), (5858, 53440), (6464, 48430), (6680, 46864), (8080, 38744), (9280, 33734), (9686, 32320), (10688, 29290), (11716, 26720), (12928, 24215), (13360, 23432), (14645, 21376), (16160, 19372), (16867, 18560)]