214987760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 556901856

約数和(自身を除く): 341914096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 151, 185, 208, 260, 296, 302, 370, 481, 520, 592, 604, 740, 755, 962, 1040, 1208, 1369, 1480, 1510, 1924, 1963, 2405, 2416, 2738, 2960, 3020, 3848, 3926, 4810, 5476, 5587, 6040, 6845, 7696, 7852, 9620, 9815, 10952, 11174, 12080, 13690, 15704, 17797, 19240, 19630, 21904, 22348, 27380, 27935, 31408, 35594, 38480, 39260, 44696, 54760, 55870, 71188, 72631, 78520, 88985, 89392, 109520, 111740, 142376, 145262, 157040, 177970, 206719, 223480, 284752, 290524, 355940, 363155, 413438, 446960, 581048, 711880, 726310, 826876, 1033595, 1162096, 1423760, 1452620, 1653752, 2067190, 2687347, 2905240, 3307504, 4134380, 5374694, 5810480, 8268760, 10749388, 13436735, 16537520, 21498776, 26873470, 42997552, 53746940, 107493880, 214987760]

約数ペア:

[(1, 214987760), (2, 107493880), (4, 53746940), (5, 42997552), (8, 26873470), (10, 21498776), (13, 16537520), (16, 13436735), (20, 10749388), (26, 8268760), (37, 5810480), (40, 5374694), (52, 4134380), (65, 3307504), (74, 2905240), (80, 2687347), (104, 2067190), (130, 1653752), (148, 1452620), (151, 1423760), (185, 1162096), (208, 1033595), (260, 826876), (296, 726310), (302, 711880), (370, 581048), (481, 446960), (520, 413438), (592, 363155), (604, 355940), (740, 290524), (755, 284752), (962, 223480), (1040, 206719), (1208, 177970), (1369, 157040), (1480, 145262), (1510, 142376), (1924, 111740), (1963, 109520), (2405, 89392), (2416, 88985), (2738, 78520), (2960, 72631), (3020, 71188), (3848, 55870), (3926, 54760), (4810, 44696), (5476, 39260), (5587, 38480), (6040, 35594), (6845, 31408), (7696, 27935), (7852, 27380), (9620, 22348), (9815, 21904), (10952, 19630), (11174, 19240), (12080, 17797), (13690, 15704)]