255022020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1301}}^1$

素因数の和:1344

約数の個数: 180

約数和(自身を含む): 880029612

約数和(自身を除く): 625007592

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, 1301, 1452, 1485, 1620, 1782, 1815, 1980, 2178, 2420, 2602, 2970, 3267, 3564, 3630, 3903, 4356, 4455, 5204, 5445, 5940, 6505, 6534, 7260, 7806, 8910, 9801, 10890, 11709, 13010, 13068, 14311, 15612, 16335, 17820, 19515, 19602, 21780, 23418, 26020, 28622, 32670, 35127, 39030, 39204, 42933, 46836, 49005, 57244, 58545, 65340, 70254, 71555, 78060, 85866, 98010, 105381, 117090, 128799, 140508, 143110, 157421, 171732, 175635, 196020, 210762, 214665, 234180, 257598, 286220, 314842, 351270, 386397, 421524, 429330, 472263, 515196, 526905, 629684, 643995, 702540, 772794, 787105, 858660, 944526, 1053810, 1159191, 1287990, 1416789, 1545588, 1574210, 1889052, 1931985, 2107620, 2318382, 2361315, 2575980, 2833578, 3148420, 3863970, 4250367, 4636764, 4722630, 5667156, 5795955, 7083945, 7727940, 8500734, 9445260, 11591910, 12751101, 14167890, 17001468, 21251835, 23183820, 25502202, 28335780, 42503670, 51004404, 63755505, 85007340, 127511010, 255022020]

約数ペア:

[(1, 255022020), (2, 127511010), (3, 85007340), (4, 63755505), (5, 51004404), (6, 42503670), (9, 28335780), (10, 25502202), (11, 23183820), (12, 21251835), (15, 17001468), (18, 14167890), (20, 12751101), (22, 11591910), (27, 9445260), (30, 8500734), (33, 7727940), (36, 7083945), (44, 5795955), (45, 5667156), (54, 4722630), (55, 4636764), (60, 4250367), (66, 3863970), (81, 3148420), (90, 2833578), (99, 2575980), (108, 2361315), (110, 2318382), (121, 2107620), (132, 1931985), (135, 1889052), (162, 1574210), (165, 1545588), (180, 1416789), (198, 1287990), (220, 1159191), (242, 1053810), (270, 944526), (297, 858660), (324, 787105), (330, 772794), (363, 702540), (396, 643995), (405, 629684), (484, 526905), (495, 515196), (540, 472263), (594, 429330), (605, 421524), (660, 386397), (726, 351270), (810, 314842), (891, 286220), (990, 257598), (1089, 234180), (1188, 214665), (1210, 210762), (1301, 196020), (1452, 175635), (1485, 171732), (1620, 157421), (1782, 143110), (1815, 140508), (1980, 128799), (2178, 117090), (2420, 105381), (2602, 98010), (2970, 85866), (3267, 78060), (3564, 71555), (3630, 70254), (3903, 65340), (4356, 58545), (4455, 57244), (5204, 49005), (5445, 46836), (5940, 42933), (6505, 39204), (6534, 39030), (7260, 35127), (7806, 32670), (8910, 28622), (9801, 26020), (10890, 23418), (11709, 21780), (13010, 19602), (13068, 19515), (14311, 17820), (15612, 16335)]