256671576

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1098

約数の個数: 192

約数和(自身を含む): 871041600

約数和(自身を除く): 614370024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 29, 34, 36, 42, 51, 56, 58, 63, 68, 72, 84, 87, 102, 116, 119, 126, 136, 153, 168, 174, 203, 204, 232, 238, 252, 261, 306, 348, 357, 406, 408, 476, 493, 504, 522, 609, 612, 696, 714, 812, 952, 986, 1033, 1044, 1071, 1218, 1224, 1428, 1479, 1624, 1827, 1972, 2066, 2088, 2142, 2436, 2856, 2958, 3099, 3451, 3654, 3944, 4132, 4284, 4437, 4872, 5916, 6198, 6902, 7231, 7308, 8264, 8568, 8874, 9297, 10353, 11832, 12396, 13804, 14462, 14616, 17561, 17748, 18594, 20706, 21693, 24792, 27608, 28924, 29957, 31059, 35122, 35496, 37188, 41412, 43386, 52683, 57848, 59914, 62118, 65079, 70244, 74376, 82824, 86772, 89871, 105366, 119828, 122927, 124236, 130158, 140488, 158049, 173544, 179742, 209699, 210732, 239656, 245854, 248472, 260316, 269613, 316098, 359484, 368781, 419398, 421464, 491708, 509269, 520632, 539226, 629097, 632196, 718968, 737562, 838796, 983416, 1018538, 1078452, 1106343, 1258194, 1264392, 1475124, 1527807, 1677592, 1887291, 2037076, 2156904, 2212686, 2516388, 2950248, 3055614, 3564883, 3774582, 4074152, 4425372, 4583421, 5032776, 6111228, 7129766, 7549164, 8850744, 9166842, 10694649, 12222456, 14259532, 15098328, 18333684, 21389298, 28519064, 32083947, 36667368, 42778596, 64167894, 85557192, 128335788, 256671576]

約数ペア:

[(1, 256671576), (2, 128335788), (3, 85557192), (4, 64167894), (6, 42778596), (7, 36667368), (8, 32083947), (9, 28519064), (12, 21389298), (14, 18333684), (17, 15098328), (18, 14259532), (21, 12222456), (24, 10694649), (28, 9166842), (29, 8850744), (34, 7549164), (36, 7129766), (42, 6111228), (51, 5032776), (56, 4583421), (58, 4425372), (63, 4074152), (68, 3774582), (72, 3564883), (84, 3055614), (87, 2950248), (102, 2516388), (116, 2212686), (119, 2156904), (126, 2037076), (136, 1887291), (153, 1677592), (168, 1527807), (174, 1475124), (203, 1264392), (204, 1258194), (232, 1106343), (238, 1078452), (252, 1018538), (261, 983416), (306, 838796), (348, 737562), (357, 718968), (406, 632196), (408, 629097), (476, 539226), (493, 520632), (504, 509269), (522, 491708), (609, 421464), (612, 419398), (696, 368781), (714, 359484), (812, 316098), (952, 269613), (986, 260316), (1033, 248472), (1044, 245854), (1071, 239656), (1218, 210732), (1224, 209699), (1428, 179742), (1479, 173544), (1624, 158049), (1827, 140488), (1972, 130158), (2066, 124236), (2088, 122927), (2142, 119828), (2436, 105366), (2856, 89871), (2958, 86772), (3099, 82824), (3451, 74376), (3654, 70244), (3944, 65079), (4132, 62118), (4284, 59914), (4437, 57848), (4872, 52683), (5916, 43386), (6198, 41412), (6902, 37188), (7231, 35496), (7308, 35122), (8264, 31059), (8568, 29957), (8874, 28924), (9297, 27608), (10353, 24792), (11832, 21693), (12396, 20706), (13804, 18594), (14462, 17748), (14616, 17561)]