261215064

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 609696936

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 27, 29, 33, 34, 36, 44, 51, 54, 58, 66, 68, 72, 87, 88, 99, 102, 108, 116, 132, 136, 153, 174, 187, 198, 204, 216, 223, 232, 261, 264, 297, 306, 319, 348, 374, 396, 408, 446, 459, 493, 522, 561, 594, 612, 638, 669, 696, 748, 783, 792, 892, 918, 957, 986, 1044, 1122, 1188, 1224, 1276, 1338, 1479, 1496, 1566, 1683, 1784, 1836, 1914, 1972, 2007, 2088, 2244, 2376, 2453, 2552, 2676, 2871, 2958, 3132, 3366, 3672, 3791, 3828, 3944, 4014, 4437, 4488, 4906, 5049, 5352, 5423, 5742, 5916, 6021, 6264, 6467, 6732, 7359, 7582, 7656, 8028, 8613, 8874, 9812, 10098, 10846, 11373, 11484, 11832, 12042, 12934, 13311, 13464, 14718, 15164, 16056, 16269, 17226, 17748, 19401, 19624, 20196, 21692, 22077, 22746, 22968, 24084, 25868, 26622, 29436, 30328, 32538, 34119, 34452, 35496, 38802, 40392, 41701, 43384, 44154, 45492, 48168, 48807, 51736, 53244, 58203, 58872, 65076, 66231, 68238, 68904, 71137, 77604, 83402, 88308, 90984, 97614, 102357, 106488, 109939, 116406, 125103, 130152, 132462, 136476, 142274, 146421, 155208, 166804, 174609, 176616, 195228, 204714, 213411, 219878, 232812, 250206, 264924, 272952, 284548, 292842, 329817, 333608, 349218, 375309, 390456, 409428, 426822, 439756, 465624, 500412, 529848, 569096, 585684, 640233, 659634, 698436, 750618, 818856, 853644, 879512, 989451, 1000824, 1125927, 1171368, 1209329, 1280466, 1319268, 1396872, 1501236, 1707288, 1920699, 1978902, 2251854, 2418658, 2560932, 2638536, 2968353, 3002472, 3627987, 3841398, 3957804, 4503708, 4837316, 5121864, 5936706, 7255974, 7682796, 7915608, 9007416, 9674632, 10883961, 11873412, 14511948, 15365592, 21767922, 23746824, 29023896, 32651883, 43535844, 65303766, 87071688, 130607532, 261215064]

約数ペア:

[(1, 261215064), (2, 130607532), (3, 87071688), (4, 65303766), (6, 43535844), (8, 32651883), (9, 29023896), (11, 23746824), (12, 21767922), (17, 15365592), (18, 14511948), (22, 11873412), (24, 10883961), (27, 9674632), (29, 9007416), (33, 7915608), (34, 7682796), (36, 7255974), (44, 5936706), (51, 5121864), (54, 4837316), (58, 4503708), (66, 3957804), (68, 3841398), (72, 3627987), (87, 3002472), (88, 2968353), (99, 2638536), (102, 2560932), (108, 2418658), (116, 2251854), (132, 1978902), (136, 1920699), (153, 1707288), (174, 1501236), (187, 1396872), (198, 1319268), (204, 1280466), (216, 1209329), (223, 1171368), (232, 1125927), (261, 1000824), (264, 989451), (297, 879512), (306, 853644), (319, 818856), (348, 750618), (374, 698436), (396, 659634), (408, 640233), (446, 585684), (459, 569096), (493, 529848), (522, 500412), (561, 465624), (594, 439756), (612, 426822), (638, 409428), (669, 390456), (696, 375309), (748, 349218), (783, 333608), (792, 329817), (892, 292842), (918, 284548), (957, 272952), (986, 264924), (1044, 250206), (1122, 232812), (1188, 219878), (1224, 213411), (1276, 204714), (1338, 195228), (1479, 176616), (1496, 174609), (1566, 166804), (1683, 155208), (1784, 146421), (1836, 142274), (1914, 136476), (1972, 132462), (2007, 130152), (2088, 125103), (2244, 116406), (2376, 109939), (2453, 106488), (2552, 102357), (2676, 97614), (2871, 90984), (2958, 88308), (3132, 83402), (3366, 77604), (3672, 71137), (3791, 68904), (3828, 68238), (3944, 66231), (4014, 65076), (4437, 58872), (4488, 58203), (4906, 53244), (5049, 51736), (5352, 48807), (5423, 48168), (5742, 45492), (5916, 44154), (6021, 43384), (6264, 41701), (6467, 40392), (6732, 38802), (7359, 35496), (7582, 34452), (7656, 34119), (8028, 32538), (8613, 30328), (8874, 29436), (9812, 26622), (10098, 25868), (10846, 24084), (11373, 22968), (11484, 22746), (11832, 22077), (12042, 21692), (12934, 20196), (13311, 19624), (13464, 19401), (14718, 17748), (15164, 17226), (16056, 16269)]