2810554880

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 240

約数和(自身を含む): 7979596416

約数和(自身を除く): 5169041536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 71, 80, 94, 112, 128, 140, 142, 160, 188, 224, 235, 256, 280, 284, 320, 329, 355, 376, 448, 470, 497, 512, 560, 568, 640, 658, 710, 752, 896, 940, 994, 1120, 1136, 1280, 1316, 1420, 1504, 1645, 1792, 1880, 1988, 2209, 2240, 2272, 2485, 2560, 2632, 2840, 3008, 3290, 3337, 3584, 3760, 3976, 4418, 4480, 4544, 4970, 5264, 5680, 6016, 6580, 6674, 7520, 7952, 8836, 8960, 9088, 9940, 10528, 11045, 11360, 12032, 13160, 13348, 15040, 15463, 15904, 16685, 17672, 17920, 18176, 19880, 21056, 22090, 22720, 23359, 24064, 26320, 26696, 30080, 30926, 31808, 33370, 35344, 36352, 39760, 42112, 44180, 45440, 46718, 52640, 53392, 60160, 61852, 63616, 66740, 70688, 77315, 79520, 84224, 88360, 90880, 93436, 105280, 106784, 116795, 120320, 123704, 127232, 133480, 141376, 154630, 156839, 159040, 168448, 176720, 181760, 186872, 210560, 213568, 233590, 247408, 254464, 266960, 282752, 309260, 313678, 318080, 353440, 373744, 421120, 427136, 467180, 494816, 533920, 565504, 618520, 627356, 636160, 706880, 747488, 784195, 842240, 854272, 934360, 989632, 1067840, 1097873, 1131008, 1237040, 1254712, 1272320, 1413760, 1494976, 1568390, 1708544, 1868720, 1979264, 2135680, 2195746, 2474080, 2509424, 2827520, 2989952, 3136780, 3737440, 3958528, 4271360, 4391492, 4948160, 5018848, 5489365, 5655040, 5979904, 6273560, 7474880, 7917056, 8542720, 8782984, 9896320, 10037696, 10978730, 11959808, 12547120, 14949760, 17565968, 19792640, 20075392, 21957460, 25094240, 29899520, 35131936, 39585280, 40150784, 43914920, 50188480, 59799040, 70263872, 80301568, 87829840, 100376960, 140527744, 175659680, 200753920, 281055488, 351319360, 401507840, 562110976, 702638720, 1405277440, 2810554880]

約数ペア:

[(1, 2810554880), (2, 1405277440), (4, 702638720), (5, 562110976), (7, 401507840), (8, 351319360), (10, 281055488), (14, 200753920), (16, 175659680), (20, 140527744), (28, 100376960), (32, 87829840), (35, 80301568), (40, 70263872), (47, 59799040), (56, 50188480), (64, 43914920), (70, 40150784), (71, 39585280), (80, 35131936), (94, 29899520), (112, 25094240), (128, 21957460), (140, 20075392), (142, 19792640), (160, 17565968), (188, 14949760), (224, 12547120), (235, 11959808), (256, 10978730), (280, 10037696), (284, 9896320), (320, 8782984), (329, 8542720), (355, 7917056), (376, 7474880), (448, 6273560), (470, 5979904), (497, 5655040), (512, 5489365), (560, 5018848), (568, 4948160), (640, 4391492), (658, 4271360), (710, 3958528), (752, 3737440), (896, 3136780), (940, 2989952), (994, 2827520), (1120, 2509424), (1136, 2474080), (1280, 2195746), (1316, 2135680), (1420, 1979264), (1504, 1868720), (1645, 1708544), (1792, 1568390), (1880, 1494976), (1988, 1413760), (2209, 1272320), (2240, 1254712), (2272, 1237040), (2485, 1131008), (2560, 1097873), (2632, 1067840), (2840, 989632), (3008, 934360), (3290, 854272), (3337, 842240), (3584, 784195), (3760, 747488), (3976, 706880), (4418, 636160), (4480, 627356), (4544, 618520), (4970, 565504), (5264, 533920), (5680, 494816), (6016, 467180), (6580, 427136), (6674, 421120), (7520, 373744), (7952, 353440), (8836, 318080), (8960, 313678), (9088, 309260), (9940, 282752), (10528, 266960), (11045, 254464), (11360, 247408), (12032, 233590), (13160, 213568), (13348, 210560), (15040, 186872), (15463, 181760), (15904, 176720), (16685, 168448), (17672, 159040), (17920, 156839), (18176, 154630), (19880, 141376), (21056, 133480), (22090, 127232), (22720, 123704), (23359, 120320), (24064, 116795), (26320, 106784), (26696, 105280), (30080, 93436), (30926, 90880), (31808, 88360), (33370, 84224), (35344, 79520), (36352, 77315), (39760, 70688), (42112, 66740), (44180, 63616), (45440, 61852), (46718, 60160), (52640, 53392)]