261245592

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^3\times {\mathrm{23}}^2$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 780725400

約数和(自身を除く): 519479808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 138, 152, 171, 184, 207, 228, 276, 342, 361, 414, 437, 456, 529, 552, 684, 722, 828, 874, 1058, 1083, 1311, 1368, 1444, 1587, 1656, 1748, 2116, 2166, 2622, 2888, 3174, 3249, 3496, 3933, 4232, 4332, 4761, 5244, 6348, 6498, 6859, 7866, 8303, 8664, 9522, 10051, 10488, 12696, 12996, 13718, 15732, 16606, 19044, 20102, 20577, 24909, 25992, 27436, 30153, 31464, 33212, 38088, 40204, 41154, 49818, 54872, 60306, 61731, 66424, 74727, 80408, 82308, 90459, 99636, 120612, 123462, 149454, 157757, 164616, 180918, 190969, 199272, 241224, 246924, 298908, 315514, 361836, 381938, 473271, 493848, 572907, 597816, 631028, 723672, 763876, 946542, 1145814, 1262056, 1419813, 1527752, 1718721, 1893084, 2291628, 2839626, 3437442, 3628411, 3786168, 4583256, 5679252, 6874884, 7256822, 10885233, 11358504, 13749768, 14513644, 21770466, 29027288, 32655699, 43540932, 65311398, 87081864, 130622796, 261245592]

約数ペア:

[(1, 261245592), (2, 130622796), (3, 87081864), (4, 65311398), (6, 43540932), (8, 32655699), (9, 29027288), (12, 21770466), (18, 14513644), (19, 13749768), (23, 11358504), (24, 10885233), (36, 7256822), (38, 6874884), (46, 5679252), (57, 4583256), (69, 3786168), (72, 3628411), (76, 3437442), (92, 2839626), (114, 2291628), (138, 1893084), (152, 1718721), (171, 1527752), (184, 1419813), (207, 1262056), (228, 1145814), (276, 946542), (342, 763876), (361, 723672), (414, 631028), (437, 597816), (456, 572907), (529, 493848), (552, 473271), (684, 381938), (722, 361836), (828, 315514), (874, 298908), (1058, 246924), (1083, 241224), (1311, 199272), (1368, 190969), (1444, 180918), (1587, 164616), (1656, 157757), (1748, 149454), (2116, 123462), (2166, 120612), (2622, 99636), (2888, 90459), (3174, 82308), (3249, 80408), (3496, 74727), (3933, 66424), (4232, 61731), (4332, 60306), (4761, 54872), (5244, 49818), (6348, 41154), (6498, 40204), (6859, 38088), (7866, 33212), (8303, 31464), (8664, 30153), (9522, 27436), (10051, 25992), (10488, 24909), (12696, 20577), (12996, 20102), (13718, 19044), (15732, 16606)]