644087808

素因数分解:

$2^{18}\times 3^3\times 7^1\times {\mathrm{13}}^1$

素因数の和:65

約数の個数: 304

約数和(自身を含む): 2348805760

約数和(自身を除く): 1704717952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 64, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 128, 144, 156, 168, 182, 189, 192, 208, 216, 224, 234, 252, 256, 273, 288, 312, 336, 351, 364, 378, 384, 416, 432, 448, 468, 504, 512, 546, 576, 624, 672, 702, 728, 756, 768, 819, 832, 864, 896, 936, 1008, 1024, 1092, 1152, 1248, 1344, 1404, 1456, 1512, 1536, 1638, 1664, 1728, 1792, 1872, 2016, 2048, 2184, 2304, 2457, 2496, 2688, 2808, 2912, 3024, 3072, 3276, 3328, 3456, 3584, 3744, 4032, 4096, 4368, 4608, 4914, 4992, 5376, 5616, 5824, 6048, 6144, 6552, 6656, 6912, 7168, 7488, 8064, 8192, 8736, 9216, 9828, 9984, 10752, 11232, 11648, 12096, 12288, 13104, 13312, 13824, 14336, 14976, 16128, 16384, 17472, 18432, 19656, 19968, 21504, 22464, 23296, 24192, 24576, 26208, 26624, 27648, 28672, 29952, 32256, 32768, 34944, 36864, 39312, 39936, 43008, 44928, 46592, 48384, 49152, 52416, 53248, 55296, 57344, 59904, 64512, 65536, 69888, 73728, 78624, 79872, 86016, 89856, 93184, 96768, 98304, 104832, 106496, 110592, 114688, 119808, 129024, 131072, 139776, 147456, 157248, 159744, 172032, 179712, 186368, 193536, 196608, 209664, 212992, 221184, 229376, 239616, 258048, 262144, 279552, 294912, 314496, 319488, 344064, 359424, 372736, 387072, 393216, 419328, 425984, 442368, 458752, 479232, 516096, 559104, 589824, 628992, 638976, 688128, 718848, 745472, 774144, 786432, 838656, 851968, 884736, 917504, 958464, 1032192, 1118208, 1179648, 1257984, 1277952, 1376256, 1437696, 1490944, 1548288, 1677312, 1703936, 1769472, 1835008, 1916928, 2064384, 2236416, 2359296, 2515968, 2555904, 2752512, 2875392, 2981888, 3096576, 3354624, 3407872, 3538944, 3833856, 4128768, 4472832, 5031936, 5111808, 5505024, 5750784, 5963776, 6193152, 6709248, 7077888, 7667712, 8257536, 8945664, 10063872, 10223616, 11501568, 11927552, 12386304, 13418496, 15335424, 16515072, 17891328, 20127744, 23003136, 23855104, 24772608, 26836992, 30670848, 35782656, 40255488, 46006272, 49545216, 53673984, 71565312, 80510976, 92012544, 107347968, 161021952, 214695936, 322043904, 644087808]

約数ペア:

[(1, 644087808), (2, 322043904), (3, 214695936), (4, 161021952), (6, 107347968), (7, 92012544), (8, 80510976), (9, 71565312), (12, 53673984), (13, 49545216), (14, 46006272), (16, 40255488), (18, 35782656), (21, 30670848), (24, 26836992), (26, 24772608), (27, 23855104), (28, 23003136), (32, 20127744), (36, 17891328), (39, 16515072), (42, 15335424), (48, 13418496), (52, 12386304), (54, 11927552), (56, 11501568), (63, 10223616), (64, 10063872), (72, 8945664), (78, 8257536), (84, 7667712), (91, 7077888), (96, 6709248), (104, 6193152), (108, 5963776), (112, 5750784), (117, 5505024), (126, 5111808), (128, 5031936), (144, 4472832), (156, 4128768), (168, 3833856), (182, 3538944), (189, 3407872), (192, 3354624), (208, 3096576), (216, 2981888), (224, 2875392), (234, 2752512), (252, 2555904), (256, 2515968), (273, 2359296), (288, 2236416), (312, 2064384), (336, 1916928), (351, 1835008), (364, 1769472), (378, 1703936), (384, 1677312), (416, 1548288), (432, 1490944), (448, 1437696), (468, 1376256), (504, 1277952), (512, 1257984), (546, 1179648), (576, 1118208), (624, 1032192), (672, 958464), (702, 917504), (728, 884736), (756, 851968), (768, 838656), (819, 786432), (832, 774144), (864, 745472), (896, 718848), (936, 688128), (1008, 638976), (1024, 628992), (1092, 589824), (1152, 559104), (1248, 516096), (1344, 479232), (1404, 458752), (1456, 442368), (1512, 425984), (1536, 419328), (1638, 393216), (1664, 387072), (1728, 372736), (1792, 359424), (1872, 344064), (2016, 319488), (2048, 314496), (2184, 294912), (2304, 279552), (2457, 262144), (2496, 258048), (2688, 239616), (2808, 229376), (2912, 221184), (3024, 212992), (3072, 209664), (3276, 196608), (3328, 193536), (3456, 186368), (3584, 179712), (3744, 172032), (4032, 159744), (4096, 157248), (4368, 147456), (4608, 139776), (4914, 131072), (4992, 129024), (5376, 119808), (5616, 114688), (5824, 110592), (6048, 106496), (6144, 104832), (6552, 98304), (6656, 96768), (6912, 93184), (7168, 89856), (7488, 86016), (8064, 79872), (8192, 78624), (8736, 73728), (9216, 69888), (9828, 65536), (9984, 64512), (10752, 59904), (11232, 57344), (11648, 55296), (12096, 53248), (12288, 52416), (13104, 49152), (13312, 48384), (13824, 46592), (14336, 44928), (14976, 43008), (16128, 39936), (16384, 39312), (17472, 36864), (18432, 34944), (19656, 32768), (19968, 32256), (21504, 29952), (22464, 28672), (23296, 27648), (24192, 26624), (24576, 26208)]