68009480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:411

約数の個数: 128

約数和(自身を含む): 194088960

約数和(自身を除く): 126079480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 311, 355, 385, 440, 497, 568, 616, 622, 710, 770, 781, 994, 1244, 1420, 1540, 1555, 1562, 1988, 2177, 2485, 2488, 2840, 3080, 3110, 3124, 3421, 3905, 3976, 4354, 4970, 5467, 6220, 6248, 6842, 7810, 8708, 9940, 10885, 10934, 12440, 13684, 15620, 17105, 17416, 19880, 21770, 21868, 22081, 23947, 27335, 27368, 31240, 34210, 43540, 43736, 44162, 47894, 54670, 68420, 87080, 88324, 95788, 109340, 110405, 119735, 136840, 154567, 176648, 191576, 218680, 220810, 239470, 242891, 309134, 441620, 478940, 485782, 618268, 772835, 883240, 957880, 971564, 1214455, 1236536, 1545670, 1700237, 1943128, 2428910, 3091340, 3400474, 4857820, 6182680, 6800948, 8501185, 9715640, 13601896, 17002370, 34004740, 68009480]

約数ペア:

[(1, 68009480), (2, 34004740), (4, 17002370), (5, 13601896), (7, 9715640), (8, 8501185), (10, 6800948), (11, 6182680), (14, 4857820), (20, 3400474), (22, 3091340), (28, 2428910), (35, 1943128), (40, 1700237), (44, 1545670), (55, 1236536), (56, 1214455), (70, 971564), (71, 957880), (77, 883240), (88, 772835), (110, 618268), (140, 485782), (142, 478940), (154, 441620), (220, 309134), (280, 242891), (284, 239470), (308, 220810), (311, 218680), (355, 191576), (385, 176648), (440, 154567), (497, 136840), (568, 119735), (616, 110405), (622, 109340), (710, 95788), (770, 88324), (781, 87080), (994, 68420), (1244, 54670), (1420, 47894), (1540, 44162), (1555, 43736), (1562, 43540), (1988, 34210), (2177, 31240), (2485, 27368), (2488, 27335), (2840, 23947), (3080, 22081), (3110, 21868), (3124, 21770), (3421, 19880), (3905, 17416), (3976, 17105), (4354, 15620), (4970, 13684), (5467, 12440), (6220, 10934), (6248, 10885), (6842, 9940), (7810, 8708)]