261622656

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 842356800

約数和(自身を除く): 580734144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 61, 64, 68, 72, 73, 96, 102, 108, 122, 128, 136, 144, 146, 153, 183, 192, 204, 216, 219, 244, 272, 288, 292, 306, 366, 384, 408, 432, 438, 459, 488, 544, 549, 576, 584, 612, 657, 732, 816, 864, 876, 918, 976, 1037, 1088, 1098, 1152, 1168, 1224, 1241, 1314, 1464, 1632, 1647, 1728, 1752, 1836, 1952, 1971, 2074, 2176, 2196, 2336, 2448, 2482, 2628, 2928, 3111, 3264, 3294, 3456, 3504, 3672, 3723, 3904, 3942, 4148, 4392, 4453, 4672, 4896, 4964, 5256, 5856, 6222, 6528, 6588, 7008, 7344, 7446, 7808, 7884, 8296, 8784, 8906, 9333, 9344, 9792, 9928, 10512, 11169, 11712, 12444, 13176, 13359, 14016, 14688, 14892, 15768, 16592, 17568, 17812, 18666, 19584, 19856, 21024, 22338, 23424, 24888, 26352, 26718, 27999, 28032, 29376, 29784, 31536, 33184, 33507, 35136, 35624, 37332, 39712, 40077, 42048, 44676, 49776, 52704, 53436, 55998, 58752, 59568, 63072, 66368, 67014, 70272, 71248, 74664, 75701, 79424, 80154, 84096, 89352, 99552, 105408, 106872, 111996, 119136, 120231, 126144, 132736, 134028, 142496, 149328, 151402, 158848, 160308, 178704, 199104, 210816, 213744, 223992, 227103, 238272, 240462, 252288, 268056, 284992, 298656, 302804, 320616, 357408, 398208, 427488, 447984, 454206, 476544, 480924, 536112, 569984, 597312, 605608, 641232, 681309, 714816, 854976, 895968, 908412, 961848, 1072224, 1194624, 1211216, 1282464, 1362618, 1429632, 1709952, 1791936, 1816824, 1923696, 2043927, 2144448, 2422432, 2564928, 2725236, 3583872, 3633648, 3847392, 4087854, 4288896, 4844864, 5129856, 5450472, 7267296, 7694784, 8175708, 9689728, 10900944, 14534592, 15389568, 16351416, 21801888, 29069184, 32702832, 43603776, 65405664, 87207552, 130811328, 261622656]

約数ペア:

[(1, 261622656), (2, 130811328), (3, 87207552), (4, 65405664), (6, 43603776), (8, 32702832), (9, 29069184), (12, 21801888), (16, 16351416), (17, 15389568), (18, 14534592), (24, 10900944), (27, 9689728), (32, 8175708), (34, 7694784), (36, 7267296), (48, 5450472), (51, 5129856), (54, 4844864), (61, 4288896), (64, 4087854), (68, 3847392), (72, 3633648), (73, 3583872), (96, 2725236), (102, 2564928), (108, 2422432), (122, 2144448), (128, 2043927), (136, 1923696), (144, 1816824), (146, 1791936), (153, 1709952), (183, 1429632), (192, 1362618), (204, 1282464), (216, 1211216), (219, 1194624), (244, 1072224), (272, 961848), (288, 908412), (292, 895968), (306, 854976), (366, 714816), (384, 681309), (408, 641232), (432, 605608), (438, 597312), (459, 569984), (488, 536112), (544, 480924), (549, 476544), (576, 454206), (584, 447984), (612, 427488), (657, 398208), (732, 357408), (816, 320616), (864, 302804), (876, 298656), (918, 284992), (976, 268056), (1037, 252288), (1088, 240462), (1098, 238272), (1152, 227103), (1168, 223992), (1224, 213744), (1241, 210816), (1314, 199104), (1464, 178704), (1632, 160308), (1647, 158848), (1728, 151402), (1752, 149328), (1836, 142496), (1952, 134028), (1971, 132736), (2074, 126144), (2176, 120231), (2196, 119136), (2336, 111996), (2448, 106872), (2482, 105408), (2628, 99552), (2928, 89352), (3111, 84096), (3264, 80154), (3294, 79424), (3456, 75701), (3504, 74664), (3672, 71248), (3723, 70272), (3904, 67014), (3942, 66368), (4148, 63072), (4392, 59568), (4453, 58752), (4672, 55998), (4896, 53436), (4964, 52704), (5256, 49776), (5856, 44676), (6222, 42048), (6528, 40077), (6588, 39712), (7008, 37332), (7344, 35624), (7446, 35136), (7808, 33507), (7884, 33184), (8296, 31536), (8784, 29784), (8906, 29376), (9333, 28032), (9344, 27999), (9792, 26718), (9928, 26352), (10512, 24888), (11169, 23424), (11712, 22338), (12444, 21024), (13176, 19856), (13359, 19584), (14016, 18666), (14688, 17812), (14892, 17568), (15768, 16592)]