87774984

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 274594320

約数和(自身を除く): 186819336

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 33, 36, 38, 44, 57, 66, 72, 76, 88, 99, 114, 132, 152, 171, 198, 209, 228, 264, 307, 342, 361, 396, 418, 456, 614, 627, 684, 722, 792, 836, 921, 1083, 1228, 1254, 1368, 1444, 1672, 1842, 1881, 2166, 2456, 2508, 2763, 2888, 3249, 3377, 3684, 3762, 3971, 4332, 5016, 5526, 5833, 6498, 6754, 7368, 7524, 7942, 8664, 10131, 11052, 11666, 11913, 12996, 13508, 15048, 15884, 17499, 20262, 22104, 23332, 23826, 25992, 27016, 30393, 31768, 34998, 35739, 40524, 46664, 47652, 52497, 60786, 64163, 69996, 71478, 81048, 95304, 104994, 110827, 121572, 128326, 139992, 142956, 192489, 209988, 221654, 243144, 256652, 285912, 332481, 384978, 419976, 443308, 513304, 577467, 664962, 769956, 886616, 997443, 1154934, 1219097, 1329924, 1539912, 1994886, 2309868, 2438194, 2659848, 3657291, 3989772, 4619736, 4876388, 7314582, 7979544, 9752776, 10971873, 14629164, 21943746, 29258328, 43887492, 87774984]

約数ペア:

[(1, 87774984), (2, 43887492), (3, 29258328), (4, 21943746), (6, 14629164), (8, 10971873), (9, 9752776), (11, 7979544), (12, 7314582), (18, 4876388), (19, 4619736), (22, 3989772), (24, 3657291), (33, 2659848), (36, 2438194), (38, 2309868), (44, 1994886), (57, 1539912), (66, 1329924), (72, 1219097), (76, 1154934), (88, 997443), (99, 886616), (114, 769956), (132, 664962), (152, 577467), (171, 513304), (198, 443308), (209, 419976), (228, 384978), (264, 332481), (307, 285912), (342, 256652), (361, 243144), (396, 221654), (418, 209988), (456, 192489), (614, 142956), (627, 139992), (684, 128326), (722, 121572), (792, 110827), (836, 104994), (921, 95304), (1083, 81048), (1228, 71478), (1254, 69996), (1368, 64163), (1444, 60786), (1672, 52497), (1842, 47652), (1881, 46664), (2166, 40524), (2456, 35739), (2508, 34998), (2763, 31768), (2888, 30393), (3249, 27016), (3377, 25992), (3684, 23826), (3762, 23332), (3971, 22104), (4332, 20262), (5016, 17499), (5526, 15884), (5833, 15048), (6498, 13508), (6754, 12996), (7368, 11913), (7524, 11666), (7942, 11052), (8664, 10131)]