20556039504

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 960

約数和(自身を含む): 79794892800

約数和(自身を除く): 59238853296

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 19, 21, 22, 23, 24, 26, 28, 33, 38, 39, 42, 44, 46, 48, 52, 56, 57, 66, 69, 76, 77, 78, 84, 88, 89, 91, 92, 104, 112, 114, 121, 132, 133, 138, 143, 152, 154, 156, 161, 168, 176, 178, 182, 184, 208, 209, 228, 231, 242, 247, 253, 264, 266, 267, 273, 276, 286, 299, 304, 308, 312, 322, 336, 356, 363, 364, 368, 399, 418, 429, 437, 456, 462, 483, 484, 494, 506, 528, 532, 534, 546, 552, 572, 598, 616, 623, 624, 627, 644, 712, 726, 728, 741, 759, 798, 836, 847, 858, 874, 897, 912, 924, 966, 968, 979, 988, 1001, 1012, 1064, 1068, 1092, 1104, 1144, 1157, 1196, 1232, 1246, 1254, 1288, 1311, 1424, 1452, 1456, 1463, 1482, 1518, 1573, 1596, 1672, 1691, 1694, 1716, 1729, 1748, 1771, 1794, 1848, 1869, 1932, 1936, 1958, 1976, 2002, 2024, 2047, 2093, 2128, 2136, 2184, 2288, 2299, 2314, 2392, 2492, 2508, 2541, 2576, 2622, 2717, 2783, 2904, 2926, 2937, 2964, 3003, 3036, 3059, 3146, 3192, 3289, 3344, 3382, 3388, 3432, 3458, 3471, 3496, 3542, 3588, 3696, 3738, 3864, 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約数ペア:

[(1, 20556039504), (2, 10278019752), (3, 6852013168), (4, 5139009876), (6, 3426006584), (7, 2936577072), (8, 2569504938), (11, 1868730864), (12, 1713003292), (13, 1581233808), (14, 1468288536), (16, 1284752469), (19, 1081896816), (21, 978859024), (22, 934365432), (23, 893740848), (24, 856501646), (26, 790616904), (28, 734144268), (33, 622910288), (38, 540948408), (39, 527077936), (42, 489429512), (44, 467182716), (46, 446870424), (48, 428250823), (52, 395308452), (56, 367072134), (57, 360632272), (66, 311455144), (69, 297913616), (76, 270474204), (77, 266961552), (78, 263538968), (84, 244714756), (88, 233591358), (89, 230966736), (91, 225890544), (92, 223435212), (104, 197654226), (112, 183536067), (114, 180316136), (121, 169884624), (132, 155727572), (133, 154556688), (138, 148956808), (143, 143748528), (152, 135237102), (154, 133480776), (156, 131769484), (161, 127677264), (168, 122357378), (176, 116795679), (178, 115483368), (182, 112945272), (184, 111717606), (208, 98827113), (209, 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(116886, 175864), (119301, 172304), (119548, 171948), (124982, 164472), (128744, 159666), (129228, 159068), (129584, 158631), (130207, 157872), (130416, 157619), (131898, 155848), (132132, 155572), (133584, 153881), (134596, 152724), (135102, 152152), (136344, 150766), (138138, 148808), (139997, 146832), (142044, 144716)]