668565536

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 1409788800

約数和(自身を除く): 741223264

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 71, 73, 116, 139, 142, 146, 232, 278, 284, 292, 464, 556, 568, 584, 928, 1112, 1136, 1168, 2059, 2117, 2224, 2272, 2336, 4031, 4118, 4234, 4448, 5183, 8062, 8236, 8468, 9869, 10147, 10366, 16124, 16472, 16936, 19738, 20294, 20732, 32248, 32944, 33872, 39476, 40588, 41464, 64496, 65888, 67744, 78952, 81176, 82928, 128992, 150307, 157904, 162352, 165856, 286201, 294263, 300614, 315808, 324704, 572402, 588526, 601228, 720437, 1144804, 1177052, 1202456, 1440874, 2289608, 2354104, 2404912, 2881748, 4579216, 4708208, 4809824, 5763496, 9158432, 9416416, 11526992, 20892673, 23053984, 41785346, 83570692, 167141384, 334282768, 668565536]

約数ペア:

[(1, 668565536), (2, 334282768), (4, 167141384), (8, 83570692), (16, 41785346), (29, 23053984), (32, 20892673), (58, 11526992), (71, 9416416), (73, 9158432), (116, 5763496), (139, 4809824), (142, 4708208), (146, 4579216), (232, 2881748), (278, 2404912), (284, 2354104), (292, 2289608), (464, 1440874), (556, 1202456), (568, 1177052), (584, 1144804), (928, 720437), (1112, 601228), (1136, 588526), (1168, 572402), (2059, 324704), (2117, 315808), (2224, 300614), (2272, 294263), (2336, 286201), (4031, 165856), (4118, 162352), (4234, 157904), (4448, 150307), (5183, 128992), (8062, 82928), (8236, 81176), (8468, 78952), (9869, 67744), (10147, 65888), (10366, 64496), (16124, 41464), (16472, 40588), (16936, 39476), (19738, 33872), (20294, 32944), (20732, 32248)]