201996828

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 180

約数和(自身を含む): 611852472

約数和(自身を除く): 409855644

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 132, 157, 162, 171, 198, 209, 228, 297, 314, 324, 342, 361, 396, 418, 471, 513, 594, 627, 628, 684, 722, 836, 891, 942, 1026, 1083, 1188, 1254, 1413, 1444, 1539, 1727, 1782, 1881, 1884, 2052, 2166, 2508, 2826, 2983, 3078, 3249, 3454, 3564, 3762, 3971, 4239, 4332, 5181, 5643, 5652, 5966, 6156, 6498, 6908, 7524, 7942, 8478, 8949, 9747, 10362, 11286, 11913, 11932, 12717, 12996, 15543, 15884, 16929, 16956, 17898, 19494, 20724, 22572, 23826, 25434, 26847, 29241, 31086, 32813, 33858, 35739, 35796, 38988, 46629, 47652, 50868, 53694, 56677, 58482, 62172, 65626, 67716, 71478, 80541, 93258, 98439, 107217, 107388, 113354, 116964, 131252, 139887, 142956, 161082, 170031, 186516, 196878, 214434, 226708, 241623, 279774, 295317, 321651, 322164, 340062, 393756, 428868, 483246, 510093, 559548, 590634, 623447, 643302, 680124, 885951, 966492, 1020186, 1181268, 1246894, 1286604, 1530279, 1771902, 1870341, 2040372, 2493788, 2657853, 3060558, 3543804, 3740682, 4590837, 5315706, 5611023, 6121116, 7481364, 9181674, 10631412, 11222046, 16833069, 18363348, 22444092, 33666138, 50499207, 67332276, 100998414, 201996828]

約数ペア:

[(1, 201996828), (2, 100998414), (3, 67332276), (4, 50499207), (6, 33666138), (9, 22444092), (11, 18363348), (12, 16833069), (18, 11222046), (19, 10631412), (22, 9181674), (27, 7481364), (33, 6121116), (36, 5611023), (38, 5315706), (44, 4590837), (54, 3740682), (57, 3543804), (66, 3060558), (76, 2657853), (81, 2493788), (99, 2040372), (108, 1870341), (114, 1771902), (132, 1530279), (157, 1286604), (162, 1246894), (171, 1181268), (198, 1020186), (209, 966492), (228, 885951), (297, 680124), (314, 643302), (324, 623447), (342, 590634), (361, 559548), (396, 510093), (418, 483246), (471, 428868), (513, 393756), (594, 340062), (627, 322164), (628, 321651), (684, 295317), (722, 279774), (836, 241623), (891, 226708), (942, 214434), (1026, 196878), (1083, 186516), (1188, 170031), (1254, 161082), (1413, 142956), (1444, 139887), (1539, 131252), (1727, 116964), (1782, 113354), (1881, 107388), (1884, 107217), (2052, 98439), (2166, 93258), (2508, 80541), (2826, 71478), (2983, 67716), (3078, 65626), (3249, 62172), (3454, 58482), (3564, 56677), (3762, 53694), (3971, 50868), (4239, 47652), (4332, 46629), (5181, 38988), (5643, 35796), (5652, 35739), (5966, 33858), (6156, 32813), (6498, 31086), (6908, 29241), (7524, 26847), (7942, 25434), (8478, 23826), (8949, 22572), (9747, 20724), (10362, 19494), (11286, 17898), (11913, 16956), (11932, 16929), (12717, 15884), (12996, 15543)]