1280339424

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1047

約数の個数: 288

約数和(自身を含む): 4577227200

約数和(自身を除く): 3296887776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 96, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 224, 234, 252, 273, 288, 294, 312, 336, 343, 364, 392, 416, 441, 468, 504, 546, 588, 624, 637, 672, 686, 728, 784, 819, 882, 936, 997, 1008, 1029, 1092, 1176, 1248, 1274, 1372, 1456, 1568, 1638, 1764, 1872, 1911, 1994, 2016, 2058, 2184, 2352, 2548, 2744, 2912, 2991, 3087, 3276, 3528, 3744, 3822, 3988, 4116, 4368, 4459, 4704, 5096, 5488, 5733, 5982, 6174, 6552, 6979, 7056, 7644, 7976, 8232, 8736, 8918, 8973, 10192, 10976, 11466, 11964, 12348, 12961, 13104, 13377, 13958, 14112, 15288, 15952, 16464, 17836, 17946, 20384, 20937, 22932, 23928, 24696, 25922, 26208, 26754, 27916, 30576, 31904, 32928, 35672, 35892, 38883, 40131, 41874, 45864, 47856, 48853, 49392, 51844, 53508, 55832, 61152, 62811, 71344, 71784, 77766, 80262, 83748, 90727, 91728, 95712, 97706, 98784, 103688, 107016, 111664, 116649, 125622, 142688, 143568, 146559, 155532, 160524, 167496, 181454, 183456, 195412, 207376, 214032, 223328, 233298, 251244, 272181, 287136, 293118, 311064, 321048, 334992, 341971, 362908, 390824, 414752, 428064, 439677, 466596, 502488, 544362, 586236, 622128, 635089, 642096, 669984, 683942, 725816, 781648, 816543, 879354, 933192, 1004976, 1025913, 1088724, 1172472, 1244256, 1270178, 1284192, 1367884, 1451632, 1563296, 1633086, 1758708, 1866384, 1905267, 2009952, 2051826, 2177448, 2344944, 2540356, 2735768, 2903264, 3077739, 3266172, 3517416, 3732768, 3810534, 4103652, 4354896, 4445623, 4689888, 5080712, 5471536, 5715801, 6155478, 6532344, 7034832, 7621068, 8207304, 8709792, 8891246, 10161424, 10943072, 11431602, 12310956, 13064688, 13336869, 14069664, 15242136, 16414608, 17782492, 20322848, 22863204, 24621912, 26129376, 26673738, 30484272, 32829216, 35564984, 40010607, 45726408, 49243824, 53347476, 60968544, 71129968, 80021214, 91452816, 98487648, 106694952, 142259936, 160042428, 182905632, 213389904, 320084856, 426779808, 640169712, 1280339424]

約数ペア:

[(1, 1280339424), (2, 640169712), (3, 426779808), (4, 320084856), (6, 213389904), (7, 182905632), (8, 160042428), (9, 142259936), (12, 106694952), (13, 98487648), (14, 91452816), (16, 80021214), (18, 71129968), (21, 60968544), (24, 53347476), (26, 49243824), (28, 45726408), (32, 40010607), (36, 35564984), (39, 32829216), (42, 30484272), (48, 26673738), (49, 26129376), (52, 24621912), (56, 22863204), (63, 20322848), (72, 17782492), (78, 16414608), (84, 15242136), (91, 14069664), (96, 13336869), (98, 13064688), (104, 12310956), (112, 11431602), (117, 10943072), (126, 10161424), (144, 8891246), (147, 8709792), (156, 8207304), (168, 7621068), (182, 7034832), (196, 6532344), (208, 6155478), (224, 5715801), (234, 5471536), (252, 5080712), (273, 4689888), (288, 4445623), (294, 4354896), (312, 4103652), (336, 3810534), (343, 3732768), (364, 3517416), (392, 3266172), (416, 3077739), (441, 2903264), (468, 2735768), (504, 2540356), (546, 2344944), (588, 2177448), (624, 2051826), (637, 2009952), (672, 1905267), (686, 1866384), (728, 1758708), (784, 1633086), (819, 1563296), (882, 1451632), (936, 1367884), (997, 1284192), (1008, 1270178), (1029, 1244256), (1092, 1172472), (1176, 1088724), (1248, 1025913), (1274, 1004976), (1372, 933192), (1456, 879354), (1568, 816543), (1638, 781648), (1764, 725816), (1872, 683942), (1911, 669984), (1994, 642096), (2016, 635089), (2058, 622128), (2184, 586236), (2352, 544362), (2548, 502488), (2744, 466596), (2912, 439677), (2991, 428064), (3087, 414752), (3276, 390824), (3528, 362908), (3744, 341971), (3822, 334992), (3988, 321048), (4116, 311064), (4368, 293118), (4459, 287136), (4704, 272181), (5096, 251244), (5488, 233298), (5733, 223328), (5982, 214032), (6174, 207376), (6552, 195412), (6979, 183456), (7056, 181454), (7644, 167496), (7976, 160524), (8232, 155532), (8736, 146559), (8918, 143568), (8973, 142688), (10192, 125622), (10976, 116649), (11466, 111664), (11964, 107016), (12348, 103688), (12961, 98784), (13104, 97706), (13377, 95712), (13958, 91728), (14112, 90727), (15288, 83748), (15952, 80262), (16464, 77766), (17836, 71784), (17946, 71344), (20384, 62811), (20937, 61152), (22932, 55832), (23928, 53508), (24696, 51844), (25922, 49392), (26208, 48853), (26754, 47856), (27916, 45864), (30576, 41874), (31904, 40131), (32928, 38883), (35672, 35892)]