12686220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 40981248

約数和(自身を除く): 28295028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 81, 82, 90, 108, 123, 135, 162, 164, 180, 191, 205, 246, 270, 324, 369, 382, 405, 410, 492, 540, 573, 615, 738, 764, 810, 820, 955, 1107, 1146, 1230, 1476, 1620, 1719, 1845, 1910, 2214, 2292, 2460, 2865, 3321, 3438, 3690, 3820, 4428, 5157, 5535, 5730, 6642, 6876, 7380, 7831, 8595, 10314, 11070, 11460, 13284, 15471, 15662, 16605, 17190, 20628, 22140, 23493, 25785, 30942, 31324, 33210, 34380, 39155, 46986, 51570, 61884, 66420, 70479, 77355, 78310, 93972, 103140, 117465, 140958, 154710, 156620, 211437, 234930, 281916, 309420, 352395, 422874, 469860, 634311, 704790, 845748, 1057185, 1268622, 1409580, 2114370, 2537244, 3171555, 4228740, 6343110, 12686220]

約数ペア:

[(1, 12686220), (2, 6343110), (3, 4228740), (4, 3171555), (5, 2537244), (6, 2114370), (9, 1409580), (10, 1268622), (12, 1057185), (15, 845748), (18, 704790), (20, 634311), (27, 469860), (30, 422874), (36, 352395), (41, 309420), (45, 281916), (54, 234930), (60, 211437), (81, 156620), (82, 154710), (90, 140958), (108, 117465), (123, 103140), (135, 93972), (162, 78310), (164, 77355), (180, 70479), (191, 66420), (205, 61884), (246, 51570), (270, 46986), (324, 39155), (369, 34380), (382, 33210), (405, 31324), (410, 30942), (492, 25785), (540, 23493), (573, 22140), (615, 20628), (738, 17190), (764, 16605), (810, 15662), (820, 15471), (955, 13284), (1107, 11460), (1146, 11070), (1230, 10314), (1476, 8595), (1620, 7831), (1719, 7380), (1845, 6876), (1910, 6642), (2214, 5730), (2292, 5535), (2460, 5157), (2865, 4428), (3321, 3820), (3438, 3690)]