287928480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1371

約数の個数: 192

約数和(自身を含む): 1052835840

約数和(自身を除く): 764907360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 96, 105, 112, 120, 134, 140, 160, 168, 201, 210, 224, 240, 268, 280, 335, 336, 402, 420, 469, 480, 536, 560, 670, 672, 804, 840, 938, 1005, 1072, 1120, 1279, 1340, 1407, 1608, 1680, 1876, 2010, 2144, 2345, 2558, 2680, 2814, 3216, 3360, 3752, 3837, 4020, 4690, 5116, 5360, 5628, 6395, 6432, 7035, 7504, 7674, 8040, 8953, 9380, 10232, 10720, 11256, 12790, 14070, 15008, 15348, 16080, 17906, 18760, 19185, 20464, 22512, 25580, 26859, 28140, 30696, 32160, 35812, 37520, 38370, 40928, 44765, 45024, 51160, 53718, 56280, 61392, 71624, 75040, 76740, 85693, 89530, 102320, 107436, 112560, 122784, 134295, 143248, 153480, 171386, 179060, 204640, 214872, 225120, 257079, 268590, 286496, 306960, 342772, 358120, 428465, 429744, 514158, 537180, 599851, 613920, 685544, 716240, 856930, 859488, 1028316, 1074360, 1199702, 1285395, 1371088, 1432480, 1713860, 1799553, 2056632, 2148720, 2399404, 2570790, 2742176, 2999255, 3427720, 3599106, 4113264, 4297440, 4798808, 5141580, 5998510, 6855440, 7198212, 8226528, 8997765, 9597616, 10283160, 11997020, 13710880, 14396424, 17995530, 19195232, 20566320, 23994040, 28792848, 35991060, 41132640, 47988080, 57585696, 71982120, 95976160, 143964240, 287928480]

約数ペア:

[(1, 287928480), (2, 143964240), (3, 95976160), (4, 71982120), (5, 57585696), (6, 47988080), (7, 41132640), (8, 35991060), (10, 28792848), (12, 23994040), (14, 20566320), (15, 19195232), (16, 17995530), (20, 14396424), (21, 13710880), (24, 11997020), (28, 10283160), (30, 9597616), (32, 8997765), (35, 8226528), (40, 7198212), (42, 6855440), (48, 5998510), (56, 5141580), (60, 4798808), (67, 4297440), (70, 4113264), (80, 3599106), (84, 3427720), (96, 2999255), (105, 2742176), (112, 2570790), (120, 2399404), (134, 2148720), (140, 2056632), (160, 1799553), (168, 1713860), (201, 1432480), (210, 1371088), (224, 1285395), (240, 1199702), (268, 1074360), (280, 1028316), (335, 859488), (336, 856930), (402, 716240), (420, 685544), (469, 613920), (480, 599851), (536, 537180), (560, 514158), (670, 429744), (672, 428465), (804, 358120), (840, 342772), (938, 306960), (1005, 286496), (1072, 268590), (1120, 257079), (1279, 225120), (1340, 214872), (1407, 204640), (1608, 179060), (1680, 171386), (1876, 153480), (2010, 143248), (2144, 134295), (2345, 122784), (2558, 112560), (2680, 107436), (2814, 102320), (3216, 89530), (3360, 85693), (3752, 76740), (3837, 75040), (4020, 71624), (4690, 61392), (5116, 56280), (5360, 53718), (5628, 51160), (6395, 45024), (6432, 44765), (7035, 40928), (7504, 38370), (7674, 37520), (8040, 35812), (8953, 32160), (9380, 30696), (10232, 28140), (10720, 26859), (11256, 25580), (12790, 22512), (14070, 20464), (15008, 19185), (15348, 18760), (16080, 17906)]