638523648

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 360

約数和(自身を含む): 2243723328

約数和(自身を除く): 1605199680

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 53, 54, 56, 63, 64, 72, 81, 83, 84, 96, 106, 108, 112, 126, 128, 144, 159, 162, 166, 168, 189, 192, 212, 216, 224, 249, 252, 256, 288, 318, 324, 332, 336, 371, 378, 384, 424, 432, 448, 477, 498, 504, 567, 576, 581, 636, 648, 664, 672, 742, 747, 756, 768, 848, 864, 896, 954, 996, 1008, 1113, 1134, 1152, 1162, 1272, 1296, 1328, 1344, 1431, 1484, 1494, 1512, 1696, 1728, 1743, 1792, 1908, 1992, 2016, 2226, 2241, 2268, 2304, 2324, 2544, 2592, 2656, 2688, 2862, 2968, 2988, 3024, 3339, 3392, 3456, 3486, 3816, 3984, 4032, 4293, 4399, 4452, 4482, 4536, 4648, 5088, 5184, 5229, 5312, 5376, 5724, 5936, 5976, 6048, 6678, 6723, 6784, 6912, 6972, 7632, 7968, 8064, 8586, 8798, 8904, 8964, 9072, 9296, 10017, 10176, 10368, 10458, 10624, 11448, 11872, 11952, 12096, 13197, 13356, 13446, 13568, 13944, 15264, 15687, 15936, 16128, 17172, 17596, 17808, 17928, 18144, 18592, 20034, 20352, 20736, 20916, 21248, 22896, 23744, 23904, 24192, 26394, 26712, 26892, 27888, 30051, 30528, 30793, 31374, 31872, 34344, 35192, 35616, 35856, 36288, 37184, 39591, 40068, 40704, 41832, 45792, 47061, 47488, 47808, 48384, 52788, 53424, 53784, 55776, 60102, 61056, 61586, 62748, 63744, 68688, 70384, 71232, 71712, 72576, 74368, 79182, 80136, 83664, 91584, 92379, 94122, 94976, 95616, 105576, 106848, 107568, 111552, 118773, 120204, 122112, 123172, 125496, 137376, 140768, 142464, 143424, 145152, 148736, 158364, 160272, 167328, 183168, 184758, 188244, 191232, 211152, 213696, 215136, 223104, 237546, 240408, 246344, 250992, 274752, 277137, 281536, 284928, 286848, 316728, 320544, 334656, 356319, 366336, 369516, 376488, 422304, 427392, 430272, 446208, 475092, 480816, 492688, 501984, 549504, 554274, 563072, 573696, 633456, 641088, 669312, 712638, 739032, 752976, 831411, 844608, 854784, 860544, 950184, 961632, 985376, 1003968, 1099008, 1108548, 1126144, 1266912, 1282176, 1338624, 1425276, 1478064, 1505952, 1662822, 1689216, 1721088, 1900368, 1923264, 1970752, 2007936, 2217096, 2494233, 2533824, 2564352, 2850552, 2956128, 3011904, 3325644, 3378432, 3800736, 3846528, 3941504, 4015872, 4434192, 4988466, 5067648, 5701104, 5912256, 6023808, 6651288, 7601472, 7693056, 7883008, 8868384, 9976932, 10135296, 11402208, 11824512, 12047616, 13302576, 15202944, 17736768, 19953864, 22804416, 23649024, 26605152, 30405888, 35473536, 39907728, 45608832, 53210304, 70947072, 79815456, 91217664, 106420608, 159630912, 212841216, 319261824, 638523648]

約数ペア:

[(1, 638523648), (2, 319261824), (3, 212841216), (4, 159630912), (6, 106420608), (7, 91217664), (8, 79815456), (9, 70947072), (12, 53210304), (14, 45608832), (16, 39907728), (18, 35473536), (21, 30405888), (24, 26605152), (27, 23649024), (28, 22804416), (32, 19953864), (36, 17736768), (42, 15202944), (48, 13302576), (53, 12047616), (54, 11824512), (56, 11402208), (63, 10135296), (64, 9976932), (72, 8868384), (81, 7883008), (83, 7693056), (84, 7601472), (96, 6651288), (106, 6023808), (108, 5912256), (112, 5701104), (126, 5067648), (128, 4988466), (144, 4434192), (159, 4015872), (162, 3941504), (166, 3846528), (168, 3800736), (189, 3378432), (192, 3325644), (212, 3011904), (216, 2956128), (224, 2850552), (249, 2564352), (252, 2533824), (256, 2494233), (288, 2217096), (318, 2007936), (324, 1970752), (332, 1923264), (336, 1900368), (371, 1721088), (378, 1689216), (384, 1662822), (424, 1505952), (432, 1478064), (448, 1425276), (477, 1338624), (498, 1282176), (504, 1266912), (567, 1126144), (576, 1108548), (581, 1099008), (636, 1003968), (648, 985376), (664, 961632), (672, 950184), (742, 860544), (747, 854784), (756, 844608), (768, 831411), (848, 752976), (864, 739032), (896, 712638), (954, 669312), (996, 641088), (1008, 633456), (1113, 573696), (1134, 563072), (1152, 554274), (1162, 549504), (1272, 501984), (1296, 492688), (1328, 480816), (1344, 475092), (1431, 446208), (1484, 430272), (1494, 427392), (1512, 422304), (1696, 376488), (1728, 369516), (1743, 366336), (1792, 356319), (1908, 334656), (1992, 320544), (2016, 316728), (2226, 286848), (2241, 284928), (2268, 281536), (2304, 277137), (2324, 274752), (2544, 250992), (2592, 246344), (2656, 240408), (2688, 237546), (2862, 223104), (2968, 215136), (2988, 213696), (3024, 211152), (3339, 191232), (3392, 188244), (3456, 184758), (3486, 183168), (3816, 167328), (3984, 160272), (4032, 158364), (4293, 148736), (4399, 145152), (4452, 143424), (4482, 142464), (4536, 140768), (4648, 137376), (5088, 125496), (5184, 123172), (5229, 122112), (5312, 120204), (5376, 118773), (5724, 111552), (5936, 107568), (5976, 106848), (6048, 105576), (6678, 95616), (6723, 94976), (6784, 94122), (6912, 92379), (6972, 91584), (7632, 83664), (7968, 80136), (8064, 79182), (8586, 74368), (8798, 72576), (8904, 71712), (8964, 71232), (9072, 70384), (9296, 68688), (10017, 63744), (10176, 62748), (10368, 61586), (10458, 61056), (10624, 60102), (11448, 55776), (11872, 53784), (11952, 53424), (12096, 52788), (13197, 48384), (13356, 47808), (13446, 47488), (13568, 47061), (13944, 45792), (15264, 41832), (15687, 40704), (15936, 40068), (16128, 39591), (17172, 37184), (17596, 36288), (17808, 35856), (17928, 35616), (18144, 35192), (18592, 34344), (20034, 31872), (20352, 31374), (20736, 30793), (20916, 30528), (21248, 30051), (22896, 27888), (23744, 26892), (23904, 26712), (24192, 26394)]