681737472

素因数分解:

$2^8\times 3^6\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:328

約数の個数: 252

約数和(自身を含む): 2205048804

約数和(自身を除く): 1523311332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 243, 256, 281, 288, 312, 324, 351, 384, 416, 432, 468, 486, 562, 576, 624, 648, 702, 729, 768, 832, 843, 864, 936, 972, 1053, 1124, 1152, 1248, 1296, 1404, 1458, 1664, 1686, 1728, 1872, 1944, 2106, 2248, 2304, 2496, 2529, 2592, 2808, 2916, 3159, 3328, 3372, 3456, 3653, 3744, 3888, 4212, 4496, 4992, 5058, 5184, 5616, 5832, 6318, 6744, 6912, 7306, 7488, 7587, 7776, 8424, 8992, 9477, 9984, 10116, 10368, 10959, 11232, 11664, 12636, 13488, 14612, 14976, 15174, 15552, 16848, 17984, 18954, 20232, 20736, 21918, 22464, 22761, 23328, 25272, 26976, 29224, 29952, 30348, 31104, 32877, 33696, 35968, 37908, 40464, 43836, 44928, 45522, 46656, 50544, 53952, 58448, 60696, 62208, 65754, 67392, 68283, 71936, 75816, 80928, 87672, 89856, 91044, 93312, 98631, 101088, 107904, 116896, 121392, 131508, 134784, 136566, 151632, 161856, 175344, 182088, 186624, 197262, 202176, 204849, 215808, 233792, 242784, 263016, 269568, 273132, 295893, 303264, 323712, 350688, 364176, 394524, 404352, 409698, 467584, 485568, 526032, 546264, 591786, 606528, 647424, 701376, 728352, 789048, 808704, 819396, 887679, 935168, 971136, 1052064, 1092528, 1183572, 1213056, 1402752, 1456704, 1578096, 1638792, 1775358, 1942272, 2104128, 2185056, 2367144, 2426112, 2663037, 2805504, 2913408, 3156192, 3277584, 3550716, 4208256, 4370112, 4734288, 5326074, 5826816, 6312384, 6555168, 7101432, 8416512, 8740224, 9468576, 10652148, 12624768, 13110336, 14202864, 17480448, 18937152, 21304296, 25249536, 26220672, 28405728, 37874304, 42608592, 52441344, 56811456, 75748608, 85217184, 113622912, 170434368, 227245824, 340868736, 681737472]

約数ペア:

[(1, 681737472), (2, 340868736), (3, 227245824), (4, 170434368), (6, 113622912), (8, 85217184), (9, 75748608), (12, 56811456), (13, 52441344), (16, 42608592), (18, 37874304), (24, 28405728), (26, 26220672), (27, 25249536), (32, 21304296), (36, 18937152), (39, 17480448), (48, 14202864), (52, 13110336), (54, 12624768), (64, 10652148), (72, 9468576), (78, 8740224), (81, 8416512), (96, 7101432), (104, 6555168), (108, 6312384), (117, 5826816), (128, 5326074), (144, 4734288), (156, 4370112), (162, 4208256), (192, 3550716), (208, 3277584), (216, 3156192), (234, 2913408), (243, 2805504), (256, 2663037), (281, 2426112), (288, 2367144), (312, 2185056), (324, 2104128), (351, 1942272), (384, 1775358), (416, 1638792), (432, 1578096), (468, 1456704), (486, 1402752), (562, 1213056), (576, 1183572), (624, 1092528), (648, 1052064), (702, 971136), (729, 935168), (768, 887679), (832, 819396), (843, 808704), (864, 789048), (936, 728352), (972, 701376), (1053, 647424), (1124, 606528), (1152, 591786), (1248, 546264), (1296, 526032), (1404, 485568), (1458, 467584), (1664, 409698), (1686, 404352), (1728, 394524), (1872, 364176), (1944, 350688), (2106, 323712), (2248, 303264), (2304, 295893), (2496, 273132), (2529, 269568), (2592, 263016), (2808, 242784), (2916, 233792), (3159, 215808), (3328, 204849), (3372, 202176), (3456, 197262), (3653, 186624), (3744, 182088), (3888, 175344), (4212, 161856), (4496, 151632), (4992, 136566), (5058, 134784), (5184, 131508), (5616, 121392), (5832, 116896), (6318, 107904), (6744, 101088), (6912, 98631), (7306, 93312), (7488, 91044), (7587, 89856), (7776, 87672), (8424, 80928), (8992, 75816), (9477, 71936), (9984, 68283), (10116, 67392), (10368, 65754), (10959, 62208), (11232, 60696), (11664, 58448), (12636, 53952), (13488, 50544), (14612, 46656), (14976, 45522), (15174, 44928), (15552, 43836), (16848, 40464), (17984, 37908), (18954, 35968), (20232, 33696), (20736, 32877), (21918, 31104), (22464, 30348), (22761, 29952), (23328, 29224), (25272, 26976)]