12738880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 168

約数和(自身を含む): 38916864

約数和(自身を除く): 26177984

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 55, 56, 64, 70, 77, 80, 88, 94, 110, 112, 121, 140, 154, 160, 176, 188, 220, 224, 235, 242, 280, 308, 320, 329, 352, 376, 385, 440, 448, 470, 484, 517, 560, 605, 616, 658, 704, 752, 770, 847, 880, 940, 968, 1034, 1120, 1210, 1232, 1316, 1504, 1540, 1645, 1694, 1760, 1880, 1936, 2068, 2240, 2420, 2464, 2585, 2632, 3008, 3080, 3290, 3388, 3520, 3619, 3760, 3872, 4136, 4235, 4840, 4928, 5170, 5264, 5687, 6160, 6580, 6776, 7238, 7520, 7744, 8272, 8470, 9680, 10340, 10528, 11374, 12320, 13160, 13552, 14476, 15040, 16544, 16940, 18095, 19360, 20680, 21056, 22748, 24640, 26320, 27104, 28435, 28952, 33088, 33880, 36190, 38720, 39809, 41360, 45496, 52640, 54208, 56870, 57904, 67760, 72380, 79618, 82720, 90992, 105280, 113740, 115808, 135520, 144760, 159236, 165440, 181984, 199045, 227480, 231616, 271040, 289520, 318472, 363968, 398090, 454960, 579040, 636944, 796180, 909920, 1158080, 1273888, 1592360, 1819840, 2547776, 3184720, 6369440, 12738880]

約数ペア:

[(1, 12738880), (2, 6369440), (4, 3184720), (5, 2547776), (7, 1819840), (8, 1592360), (10, 1273888), (11, 1158080), (14, 909920), (16, 796180), (20, 636944), (22, 579040), (28, 454960), (32, 398090), (35, 363968), (40, 318472), (44, 289520), (47, 271040), (55, 231616), (56, 227480), (64, 199045), (70, 181984), (77, 165440), (80, 159236), (88, 144760), (94, 135520), (110, 115808), (112, 113740), (121, 105280), (140, 90992), (154, 82720), (160, 79618), (176, 72380), (188, 67760), (220, 57904), (224, 56870), (235, 54208), (242, 52640), (280, 45496), (308, 41360), (320, 39809), (329, 38720), (352, 36190), (376, 33880), (385, 33088), (440, 28952), (448, 28435), (470, 27104), (484, 26320), (517, 24640), (560, 22748), (605, 21056), (616, 20680), (658, 19360), (704, 18095), (752, 16940), (770, 16544), (847, 15040), (880, 14476), (940, 13552), (968, 13160), (1034, 12320), (1120, 11374), (1210, 10528), (1232, 10340), (1316, 9680), (1504, 8470), (1540, 8272), (1645, 7744), (1694, 7520), (1760, 7238), (1880, 6776), (1936, 6580), (2068, 6160), (2240, 5687), (2420, 5264), (2464, 5170), (2585, 4928), (2632, 4840), (3008, 4235), (3080, 4136), (3290, 3872), (3388, 3760), (3520, 3619)]