821563392

素因数分解:

$2^{12}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 208

約数和(自身を含む): 2440262720

約数和(自身を除く): 1618699328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 64, 74, 78, 96, 104, 111, 128, 139, 148, 156, 192, 208, 222, 256, 278, 296, 312, 384, 416, 417, 444, 481, 512, 556, 592, 624, 768, 832, 834, 888, 962, 1024, 1112, 1184, 1248, 1443, 1536, 1664, 1668, 1776, 1807, 1924, 2048, 2224, 2368, 2496, 2886, 3072, 3328, 3336, 3552, 3614, 3848, 4096, 4448, 4736, 4992, 5143, 5421, 5772, 6144, 6656, 6672, 7104, 7228, 7696, 8896, 9472, 9984, 10286, 10842, 11544, 12288, 13312, 13344, 14208, 14456, 15392, 15429, 17792, 18944, 19968, 20572, 21684, 23088, 26624, 26688, 28416, 28912, 30784, 30858, 35584, 37888, 39936, 41144, 43368, 46176, 53248, 53376, 56832, 57824, 61568, 61716, 66859, 71168, 75776, 79872, 82288, 86736, 92352, 106752, 113664, 115648, 123136, 123432, 133718, 142336, 151552, 159744, 164576, 173472, 184704, 200577, 213504, 227328, 231296, 246272, 246864, 267436, 284672, 329152, 346944, 369408, 401154, 427008, 454656, 462592, 492544, 493728, 534872, 569344, 658304, 693888, 738816, 802308, 854016, 925184, 985088, 987456, 1069744, 1316608, 1387776, 1477632, 1604616, 1708032, 1850368, 1970176, 1974912, 2139488, 2633216, 2775552, 2955264, 3209232, 3700736, 3949824, 4278976, 5266432, 5551104, 5910528, 6418464, 7401472, 7899648, 8557952, 10532864, 11102208, 12836928, 15799296, 17115904, 21065728, 22204416, 25673856, 31598592, 34231808, 51347712, 63197184, 68463616, 102695424, 136927232, 205390848, 273854464, 410781696, 821563392]

約数ペア:

[(1, 821563392), (2, 410781696), (3, 273854464), (4, 205390848), (6, 136927232), (8, 102695424), (12, 68463616), (13, 63197184), (16, 51347712), (24, 34231808), (26, 31598592), (32, 25673856), (37, 22204416), (39, 21065728), (48, 17115904), (52, 15799296), (64, 12836928), (74, 11102208), (78, 10532864), (96, 8557952), (104, 7899648), (111, 7401472), (128, 6418464), (139, 5910528), (148, 5551104), (156, 5266432), (192, 4278976), (208, 3949824), (222, 3700736), (256, 3209232), (278, 2955264), (296, 2775552), (312, 2633216), (384, 2139488), (416, 1974912), (417, 1970176), (444, 1850368), (481, 1708032), (512, 1604616), (556, 1477632), (592, 1387776), (624, 1316608), (768, 1069744), (832, 987456), (834, 985088), (888, 925184), (962, 854016), (1024, 802308), (1112, 738816), (1184, 693888), (1248, 658304), (1443, 569344), (1536, 534872), (1664, 493728), (1668, 492544), (1776, 462592), (1807, 454656), (1924, 427008), (2048, 401154), (2224, 369408), (2368, 346944), (2496, 329152), (2886, 284672), (3072, 267436), (3328, 246864), (3336, 246272), (3552, 231296), (3614, 227328), (3848, 213504), (4096, 200577), (4448, 184704), (4736, 173472), (4992, 164576), (5143, 159744), (5421, 151552), (5772, 142336), (6144, 133718), (6656, 123432), (6672, 123136), (7104, 115648), (7228, 113664), (7696, 106752), (8896, 92352), (9472, 86736), (9984, 82288), (10286, 79872), (10842, 75776), (11544, 71168), (12288, 66859), (13312, 61716), (13344, 61568), (14208, 57824), (14456, 56832), (15392, 53376), (15429, 53248), (17792, 46176), (18944, 43368), (19968, 41144), (20572, 39936), (21684, 37888), (23088, 35584), (26624, 30858), (26688, 30784), (28416, 28912)]