647062020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3301}}^1$

素因数の和:3344

約数の個数: 180

約数和(自身を含む): 2231841612

約数和(自身を除く): 1584779592

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 363, 396, 405, 484, 495, 540, 594, 605, 660, 726, 810, 891, 990, 1089, 1188, 1210, 1452, 1485, 1620, 1782, 1815, 1980, 2178, 2420, 2970, 3267, 3301, 3564, 3630, 4356, 4455, 5445, 5940, 6534, 6602, 7260, 8910, 9801, 9903, 10890, 13068, 13204, 16335, 16505, 17820, 19602, 19806, 21780, 29709, 32670, 33010, 36311, 39204, 39612, 49005, 49515, 59418, 65340, 66020, 72622, 89127, 98010, 99030, 108933, 118836, 145244, 148545, 178254, 181555, 196020, 198060, 217866, 267381, 297090, 326799, 356508, 363110, 399421, 435732, 445635, 534762, 544665, 594180, 653598, 726220, 798842, 891270, 980397, 1069524, 1089330, 1198263, 1307196, 1336905, 1597684, 1633995, 1782540, 1960794, 1997105, 2178660, 2396526, 2673810, 2941191, 3267990, 3594789, 3921588, 3994210, 4793052, 4901985, 5347620, 5882382, 5991315, 6535980, 7189578, 7988420, 9803970, 10784367, 11764764, 11982630, 14379156, 14705955, 17973945, 19607940, 21568734, 23965260, 29411910, 32353101, 35947890, 43137468, 53921835, 58823820, 64706202, 71895780, 107843670, 129412404, 161765505, 215687340, 323531010, 647062020]

約数ペア:

[(1, 647062020), (2, 323531010), (3, 215687340), (4, 161765505), (5, 129412404), (6, 107843670), (9, 71895780), (10, 64706202), (11, 58823820), (12, 53921835), (15, 43137468), (18, 35947890), (20, 32353101), (22, 29411910), (27, 23965260), (30, 21568734), (33, 19607940), (36, 17973945), (44, 14705955), (45, 14379156), (54, 11982630), (55, 11764764), (60, 10784367), (66, 9803970), (81, 7988420), (90, 7189578), (99, 6535980), (108, 5991315), (110, 5882382), (121, 5347620), (132, 4901985), (135, 4793052), (162, 3994210), (165, 3921588), (180, 3594789), (198, 3267990), (220, 2941191), (242, 2673810), (270, 2396526), (297, 2178660), (324, 1997105), (330, 1960794), (363, 1782540), (396, 1633995), (405, 1597684), (484, 1336905), (495, 1307196), (540, 1198263), (594, 1089330), (605, 1069524), (660, 980397), (726, 891270), (810, 798842), (891, 726220), (990, 653598), (1089, 594180), (1188, 544665), (1210, 534762), (1452, 445635), (1485, 435732), (1620, 399421), (1782, 363110), (1815, 356508), (1980, 326799), (2178, 297090), (2420, 267381), (2970, 217866), (3267, 198060), (3301, 196020), (3564, 181555), (3630, 178254), (4356, 148545), (4455, 145244), (5445, 118836), (5940, 108933), (6534, 99030), (6602, 98010), (7260, 89127), (8910, 72622), (9801, 66020), (9903, 65340), (10890, 59418), (13068, 49515), (13204, 49005), (16335, 39612), (16505, 39204), (17820, 36311), (19602, 33010), (19806, 32670), (21780, 29709)]