1645421568

素因数分解:

$2^{10}\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:697

約数の個数: 264

約数和(自身を含む): 5410171872

約数和(自身を除く): 3764750304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 64, 68, 84, 96, 98, 102, 112, 119, 128, 136, 147, 168, 192, 196, 204, 224, 238, 256, 272, 294, 336, 357, 384, 392, 408, 448, 476, 512, 544, 588, 643, 672, 714, 768, 784, 816, 833, 896, 952, 1024, 1088, 1176, 1286, 1344, 1428, 1536, 1568, 1632, 1666, 1792, 1904, 1929, 2176, 2352, 2499, 2572, 2688, 2856, 3072, 3136, 3264, 3332, 3584, 3808, 3858, 4352, 4501, 4704, 4998, 5144, 5376, 5712, 6272, 6528, 6664, 7168, 7616, 7716, 8704, 9002, 9408, 9996, 10288, 10752, 10931, 11424, 12544, 13056, 13328, 13503, 15232, 15432, 17408, 18004, 18816, 19992, 20576, 21504, 21862, 22848, 25088, 26112, 26656, 27006, 30464, 30864, 31507, 32793, 36008, 37632, 39984, 41152, 43724, 45696, 50176, 52224, 53312, 54012, 60928, 61728, 63014, 65586, 72016, 75264, 76517, 79968, 82304, 87448, 91392, 94521, 106624, 108024, 121856, 123456, 126028, 131172, 144032, 150528, 153034, 159936, 164608, 174896, 182784, 189042, 213248, 216048, 229551, 246912, 252056, 262344, 288064, 306068, 319872, 329216, 349792, 365568, 378084, 426496, 432096, 459102, 493824, 504112, 524688, 535619, 576128, 612136, 639744, 658432, 699584, 756168, 852992, 864192, 918204, 987648, 1008224, 1049376, 1071238, 1152256, 1224272, 1279488, 1399168, 1512336, 1606857, 1728384, 1836408, 1975296, 2016448, 2098752, 2142476, 2304512, 2448544, 2558976, 2798336, 3024672, 3213714, 3456768, 3672816, 4032896, 4197504, 4284952, 4609024, 4897088, 5596672, 6049344, 6427428, 6913536, 7345632, 8065792, 8395008, 8569904, 9794176, 11193344, 12098688, 12854856, 13827072, 14691264, 16131584, 16790016, 17139808, 19588352, 24197376, 25709712, 29382528, 32263168, 33580032, 34279616, 39176704, 48394752, 51419424, 58765056, 68559232, 78353408, 96789504, 102838848, 117530112, 137118464, 205677696, 235060224, 274236928, 411355392, 548473856, 822710784, 1645421568]

約数ペア:

[(1, 1645421568), (2, 822710784), (3, 548473856), (4, 411355392), (6, 274236928), (7, 235060224), (8, 205677696), (12, 137118464), (14, 117530112), (16, 102838848), (17, 96789504), (21, 78353408), (24, 68559232), (28, 58765056), (32, 51419424), (34, 48394752), (42, 39176704), (48, 34279616), (49, 33580032), (51, 32263168), (56, 29382528), (64, 25709712), (68, 24197376), (84, 19588352), (96, 17139808), (98, 16790016), (102, 16131584), (112, 14691264), (119, 13827072), (128, 12854856), (136, 12098688), (147, 11193344), (168, 9794176), (192, 8569904), (196, 8395008), (204, 8065792), (224, 7345632), (238, 6913536), (256, 6427428), (272, 6049344), (294, 5596672), (336, 4897088), (357, 4609024), (384, 4284952), (392, 4197504), (408, 4032896), (448, 3672816), (476, 3456768), (512, 3213714), (544, 3024672), (588, 2798336), (643, 2558976), (672, 2448544), (714, 2304512), (768, 2142476), (784, 2098752), (816, 2016448), (833, 1975296), (896, 1836408), (952, 1728384), (1024, 1606857), (1088, 1512336), (1176, 1399168), (1286, 1279488), (1344, 1224272), (1428, 1152256), (1536, 1071238), (1568, 1049376), (1632, 1008224), (1666, 987648), (1792, 918204), (1904, 864192), (1929, 852992), (2176, 756168), (2352, 699584), (2499, 658432), (2572, 639744), (2688, 612136), (2856, 576128), (3072, 535619), (3136, 524688), (3264, 504112), (3332, 493824), (3584, 459102), (3808, 432096), (3858, 426496), (4352, 378084), (4501, 365568), (4704, 349792), (4998, 329216), (5144, 319872), (5376, 306068), (5712, 288064), (6272, 262344), (6528, 252056), (6664, 246912), (7168, 229551), (7616, 216048), (7716, 213248), (8704, 189042), (9002, 182784), (9408, 174896), (9996, 164608), (10288, 159936), (10752, 153034), (10931, 150528), (11424, 144032), (12544, 131172), (13056, 126028), (13328, 123456), (13503, 121856), (15232, 108024), (15432, 106624), (17408, 94521), (18004, 91392), (18816, 87448), (19992, 82304), (20576, 79968), (21504, 76517), (21862, 75264), (22848, 72016), (25088, 65586), (26112, 63014), (26656, 61728), (27006, 60928), (30464, 54012), (30864, 53312), (31507, 52224), (32793, 50176), (36008, 45696), (37632, 43724), (39984, 41152)]