1226881320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2927}}^1$

素因数の和:3447

約数の個数: 128

約数和(自身を含む): 4216320000

約数和(自身を除く): 2989438680

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, 70, 84, 105, 120, 140, 168, 210, 280, 420, 499, 840, 998, 1497, 1996, 2495, 2927, 2994, 3493, 3992, 4990, 5854, 5988, 6986, 7485, 8781, 9980, 10479, 11708, 11976, 13972, 14635, 14970, 17465, 17562, 19960, 20489, 20958, 23416, 27944, 29270, 29940, 34930, 35124, 40978, 41916, 43905, 52395, 58540, 59880, 61467, 69860, 70248, 81956, 83832, 87810, 102445, 104790, 117080, 122934, 139720, 163912, 175620, 204890, 209580, 245868, 307335, 351240, 409780, 419160, 491736, 614670, 819560, 1229340, 1460573, 2458680, 2921146, 4381719, 5842292, 7302865, 8763438, 10224011, 11684584, 14605730, 17526876, 20448022, 21908595, 29211460, 30672033, 35053752, 40896044, 43817190, 51120055, 58422920, 61344066, 81792088, 87634380, 102240110, 122688132, 153360165, 175268760, 204480220, 245376264, 306720330, 408960440, 613440660, 1226881320]

約数ペア:

[(1, 1226881320), (2, 613440660), (3, 408960440), (4, 306720330), (5, 245376264), (6, 204480220), (7, 175268760), (8, 153360165), (10, 122688132), (12, 102240110), (14, 87634380), (15, 81792088), (20, 61344066), (21, 58422920), (24, 51120055), (28, 43817190), (30, 40896044), (35, 35053752), (40, 30672033), (42, 29211460), (56, 21908595), (60, 20448022), (70, 17526876), (84, 14605730), (105, 11684584), (120, 10224011), (140, 8763438), (168, 7302865), (210, 5842292), (280, 4381719), (420, 2921146), (499, 2458680), (840, 1460573), (998, 1229340), (1497, 819560), (1996, 614670), (2495, 491736), (2927, 419160), (2994, 409780), (3493, 351240), (3992, 307335), (4990, 245868), (5854, 209580), (5988, 204890), (6986, 175620), (7485, 163912), (8781, 139720), (9980, 122934), (10479, 117080), (11708, 104790), (11976, 102445), (13972, 87810), (14635, 83832), (14970, 81956), (17465, 70248), (17562, 69860), (19960, 61467), (20489, 59880), (20958, 58540), (23416, 52395), (27944, 43905), (29270, 41916), (29940, 40978), (34930, 35124)]