747813248

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 256

約数和(自身を含む): 2010624000

約数和(自身を除く): 1262810752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 38, 52, 56, 62, 64, 76, 91, 104, 109, 112, 124, 128, 133, 152, 182, 208, 217, 218, 224, 247, 248, 266, 304, 364, 403, 416, 434, 436, 448, 494, 496, 532, 589, 608, 728, 763, 806, 832, 868, 872, 896, 988, 992, 1064, 1178, 1216, 1417, 1456, 1526, 1612, 1664, 1729, 1736, 1744, 1976, 1984, 2071, 2128, 2356, 2432, 2821, 2834, 2912, 3052, 3224, 3379, 3458, 3472, 3488, 3952, 3968, 4123, 4142, 4256, 4712, 5642, 5668, 5824, 6104, 6448, 6758, 6916, 6944, 6976, 7657, 7904, 8246, 8284, 8512, 9424, 9919, 11284, 11336, 11648, 12208, 12896, 13516, 13832, 13888, 13952, 14497, 15314, 15808, 16492, 16568, 17024, 18848, 19838, 22568, 22672, 23653, 24416, 25792, 26923, 27032, 27664, 27776, 28994, 30628, 31616, 32984, 33136, 37696, 39676, 43927, 45136, 45344, 47306, 48832, 51584, 53599, 53846, 54064, 55328, 57988, 61256, 64201, 65968, 66272, 75392, 79352, 87854, 90272, 90688, 94612, 97664, 107198, 107692, 108128, 110656, 115976, 122512, 128402, 131936, 132544, 158704, 175708, 180544, 181376, 188461, 189224, 214396, 215384, 216256, 221312, 231952, 245024, 256804, 263872, 265088, 307489, 317408, 351416, 361088, 376922, 378448, 428792, 430768, 432512, 449407, 463904, 490048, 513608, 527744, 614978, 634816, 702832, 753844, 756896, 834613, 857584, 861536, 898814, 927808, 980096, 1027216, 1229956, 1269632, 1405664, 1507688, 1513792, 1669226, 1715168, 1723072, 1797628, 1855616, 2054432, 2459912, 2811328, 3015376, 3027584, 3338452, 3430336, 3446144, 3595256, 4108864, 4919824, 5622656, 5842291, 6030752, 6676904, 6860672, 7190512, 8217728, 9839648, 11684582, 12061504, 13353808, 14381024, 19679296, 23369164, 24123008, 26707616, 28762048, 39358592, 46738328, 53415232, 57524096, 93476656, 106830464, 186953312, 373906624, 747813248]

約数ペア:

[(1, 747813248), (2, 373906624), (4, 186953312), (7, 106830464), (8, 93476656), (13, 57524096), (14, 53415232), (16, 46738328), (19, 39358592), (26, 28762048), (28, 26707616), (31, 24123008), (32, 23369164), (38, 19679296), (52, 14381024), (56, 13353808), (62, 12061504), (64, 11684582), (76, 9839648), (91, 8217728), (104, 7190512), (109, 6860672), (112, 6676904), (124, 6030752), (128, 5842291), (133, 5622656), (152, 4919824), (182, 4108864), (208, 3595256), (217, 3446144), (218, 3430336), (224, 3338452), (247, 3027584), (248, 3015376), (266, 2811328), (304, 2459912), (364, 2054432), (403, 1855616), (416, 1797628), (434, 1723072), (436, 1715168), (448, 1669226), (494, 1513792), (496, 1507688), (532, 1405664), (589, 1269632), (608, 1229956), (728, 1027216), (763, 980096), (806, 927808), (832, 898814), (868, 861536), (872, 857584), (896, 834613), (988, 756896), (992, 753844), (1064, 702832), (1178, 634816), (1216, 614978), (1417, 527744), (1456, 513608), (1526, 490048), (1612, 463904), (1664, 449407), (1729, 432512), (1736, 430768), (1744, 428792), (1976, 378448), (1984, 376922), (2071, 361088), (2128, 351416), (2356, 317408), (2432, 307489), (2821, 265088), (2834, 263872), (2912, 256804), (3052, 245024), (3224, 231952), (3379, 221312), (3458, 216256), (3472, 215384), (3488, 214396), (3952, 189224), (3968, 188461), (4123, 181376), (4142, 180544), (4256, 175708), (4712, 158704), (5642, 132544), (5668, 131936), (5824, 128402), (6104, 122512), (6448, 115976), (6758, 110656), (6916, 108128), (6944, 107692), (6976, 107198), (7657, 97664), (7904, 94612), (8246, 90688), (8284, 90272), (8512, 87854), (9424, 79352), (9919, 75392), (11284, 66272), (11336, 65968), (11648, 64201), (12208, 61256), (12896, 57988), (13516, 55328), (13832, 54064), (13888, 53846), (13952, 53599), (14497, 51584), (15314, 48832), (15808, 47306), (16492, 45344), (16568, 45136), (17024, 43927), (18848, 39676), (19838, 37696), (22568, 33136), (22672, 32984), (23653, 31616), (24416, 30628), (25792, 28994), (26923, 27776), (27032, 27664)]