990567552

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 256

約数和(自身を含む): 3021419520

約数和(自身を除く): 2030851968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 37, 39, 48, 52, 62, 64, 74, 78, 93, 96, 104, 111, 124, 128, 148, 156, 173, 186, 192, 208, 222, 248, 296, 312, 346, 372, 384, 403, 416, 444, 481, 496, 519, 592, 624, 692, 744, 806, 832, 888, 962, 992, 1038, 1147, 1184, 1209, 1248, 1384, 1443, 1488, 1612, 1664, 1776, 1924, 1984, 2076, 2249, 2294, 2368, 2418, 2496, 2768, 2886, 2976, 3224, 3441, 3552, 3848, 3968, 4152, 4498, 4588, 4736, 4836, 4992, 5363, 5536, 5772, 5952, 6401, 6448, 6747, 6882, 7104, 7696, 8304, 8996, 9176, 9672, 10726, 11072, 11544, 11904, 12802, 12896, 13494, 13764, 14208, 14911, 15392, 16089, 16608, 17992, 18352, 19203, 19344, 21452, 22144, 23088, 25604, 25792, 26988, 27528, 29822, 30784, 32178, 33216, 35984, 36704, 38406, 38688, 42904, 44733, 46176, 51208, 51584, 53976, 55056, 59644, 61568, 64356, 66432, 69719, 71968, 73408, 76812, 77376, 83213, 85808, 89466, 92352, 102416, 107952, 110112, 119288, 128712, 139438, 143936, 146816, 153624, 154752, 166426, 171616, 178932, 184704, 198431, 204832, 209157, 215904, 220224, 238576, 249639, 257424, 278876, 287872, 307248, 332852, 343232, 357864, 396862, 409664, 418314, 431808, 440448, 477152, 499278, 514848, 557752, 595293, 614496, 665704, 686464, 715728, 793724, 819328, 836628, 863616, 954304, 998556, 1029696, 1115504, 1190586, 1228992, 1331408, 1431456, 1587448, 1673256, 1908608, 1997112, 2059392, 2231008, 2381172, 2457984, 2579603, 2662816, 2862912, 3174896, 3346512, 3994224, 4462016, 4762344, 5159206, 5325632, 5725824, 6349792, 6693024, 7738809, 7988448, 8924032, 9524688, 10318412, 10651264, 12699584, 13386048, 15477618, 15976896, 19049376, 20636824, 25399168, 26772096, 30955236, 31953792, 38098752, 41273648, 61910472, 76197504, 82547296, 123820944, 165094592, 247641888, 330189184, 495283776, 990567552]

約数ペア:

[(1, 990567552), (2, 495283776), (3, 330189184), (4, 247641888), (6, 165094592), (8, 123820944), (12, 82547296), (13, 76197504), (16, 61910472), (24, 41273648), (26, 38098752), (31, 31953792), (32, 30955236), (37, 26772096), (39, 25399168), (48, 20636824), (52, 19049376), (62, 15976896), (64, 15477618), (74, 13386048), (78, 12699584), (93, 10651264), (96, 10318412), (104, 9524688), (111, 8924032), (124, 7988448), (128, 7738809), (148, 6693024), (156, 6349792), (173, 5725824), (186, 5325632), (192, 5159206), (208, 4762344), (222, 4462016), (248, 3994224), (296, 3346512), (312, 3174896), (346, 2862912), (372, 2662816), (384, 2579603), (403, 2457984), (416, 2381172), (444, 2231008), (481, 2059392), (496, 1997112), (519, 1908608), (592, 1673256), (624, 1587448), (692, 1431456), (744, 1331408), (806, 1228992), (832, 1190586), (888, 1115504), (962, 1029696), (992, 998556), (1038, 954304), (1147, 863616), (1184, 836628), (1209, 819328), (1248, 793724), (1384, 715728), (1443, 686464), (1488, 665704), (1612, 614496), (1664, 595293), (1776, 557752), (1924, 514848), (1984, 499278), (2076, 477152), (2249, 440448), (2294, 431808), (2368, 418314), (2418, 409664), (2496, 396862), (2768, 357864), (2886, 343232), (2976, 332852), (3224, 307248), (3441, 287872), (3552, 278876), (3848, 257424), (3968, 249639), (4152, 238576), (4498, 220224), (4588, 215904), (4736, 209157), (4836, 204832), (4992, 198431), (5363, 184704), (5536, 178932), (5772, 171616), (5952, 166426), (6401, 154752), (6448, 153624), (6747, 146816), (6882, 143936), (7104, 139438), (7696, 128712), (8304, 119288), (8996, 110112), (9176, 107952), (9672, 102416), (10726, 92352), (11072, 89466), (11544, 85808), (11904, 83213), (12802, 77376), (12896, 76812), (13494, 73408), (13764, 71968), (14208, 69719), (14911, 66432), (15392, 64356), (16089, 61568), (16608, 59644), (17992, 55056), (18352, 53976), (19203, 51584), (19344, 51208), (21452, 46176), (22144, 44733), (23088, 42904), (25604, 38688), (25792, 38406), (26988, 36704), (27528, 35984), (29822, 33216), (30784, 32178)]