20587661901072

素因数分解:

$2^4\times 3^3\times 7^3\times {\mathrm{19}}^2\times {\mathrm{241}}^1\times {\mathrm{1597}}^1$

素因数の和:1914

約数の個数: 960

約数和(自身を含む): 73080042816000

約数和(自身を除く): 52492380914928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 36, 38, 42, 48, 49, 54, 56, 57, 63, 72, 76, 84, 98, 108, 112, 114, 126, 133, 144, 147, 152, 168, 171, 189, 196, 216, 228, 241, 252, 266, 294, 304, 336, 342, 343, 361, 378, 392, 399, 432, 441, 456, 482, 504, 513, 532, 588, 684, 686, 722, 723, 756, 784, 798, 882, 912, 931, 964, 1008, 1026, 1029, 1064, 1083, 1176, 1197, 1323, 1368, 1372, 1444, 1446, 1512, 1596, 1597, 1687, 1764, 1862, 1928, 2052, 2058, 2128, 2166, 2169, 2352, 2394, 2527, 2646, 2736, 2744, 2793, 2888, 2892, 3024, 3087, 3192, 3194, 3249, 3374, 3528, 3591, 3724, 3856, 4104, 4116, 4332, 4338, 4579, 4788, 4791, 5054, 5061, 5292, 5488, 5586, 5776, 5784, 6174, 6384, 6388, 6498, 6507, 6517, 6748, 7056, 7182, 7448, 7581, 8208, 8232, 8379, 8664, 8676, 9158, 9261, 9576, 9582, 9747, 10108, 10122, 10584, 11172, 11179, 11568, 11809, 12348, 12776, 12996, 13014, 13034, 13496, 13737, 14364, 14373, 14896, 15162, 15183, 16464, 16758, 17328, 17352, 17689, 18316, 18522, 19152, 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約数ペア:

[(1, 20587661901072), (2, 10293830950536), (3, 6862553967024), (4, 5146915475268), (6, 3431276983512), (7, 2941094557296), (8, 2573457737634), (9, 2287517989008), (12, 1715638491756), (14, 1470547278648), (16, 1286728868817), (18, 1143758994504), (19, 1083561152688), (21, 980364852432), (24, 857819245878), (27, 762505996336), (28, 735273639324), (36, 571879497252), (38, 541780576344), (42, 490182426216), (48, 428909622939), (49, 420156365328), (54, 381252998168), (56, 367636819662), (57, 361187050896), (63, 326788284144), (72, 285939748626), (76, 270890288172), (84, 245091213108), (98, 210078182664), (108, 190626499084), (112, 183818409831), (114, 180593525448), (126, 163394142072), (133, 154794450384), (144, 142969874313), (147, 140052121776), (152, 135445144086), (168, 122545606554), (171, 120395683632), (189, 108929428048), (196, 105039091332), (216, 95313249542), (228, 90296762724), (241, 85425982992), (252, 81697071036), (266, 77397225192), (294, 70026060888), (304, 67722572043), 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