1287667360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16193}}^1$

素因数の和:16286

約数の個数: 96

約数和(自身を含む): 3525887232

約数和(自身を除く): 2238219872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 994, 1120, 1136, 1420, 1988, 2272, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 11360, 15904, 16193, 19880, 32386, 39760, 64772, 79520, 80965, 113351, 129544, 161930, 226702, 259088, 323860, 453404, 518176, 566755, 647720, 906808, 1133510, 1149703, 1295440, 1813616, 2267020, 2299406, 2590880, 3627232, 4534040, 4598812, 5748515, 8047921, 9068080, 9197624, 11497030, 16095842, 18136160, 18395248, 22994060, 32191684, 36790496, 40239605, 45988120, 64383368, 80479210, 91976240, 128766736, 160958420, 183952480, 257533472, 321916840, 643833680, 1287667360]

約数ペア:

[(1, 1287667360), (2, 643833680), (4, 321916840), (5, 257533472), (7, 183952480), (8, 160958420), (10, 128766736), (14, 91976240), (16, 80479210), (20, 64383368), (28, 45988120), (32, 40239605), (35, 36790496), (40, 32191684), (56, 22994060), (70, 18395248), (71, 18136160), (80, 16095842), (112, 11497030), (140, 9197624), (142, 9068080), (160, 8047921), (224, 5748515), (280, 4598812), (284, 4534040), (355, 3627232), (497, 2590880), (560, 2299406), (568, 2267020), (710, 1813616), (994, 1295440), (1120, 1149703), (1136, 1133510), (1420, 906808), (1988, 647720), (2272, 566755), (2485, 518176), (2840, 453404), (3976, 323860), (4970, 259088), (5680, 226702), (7952, 161930), (9940, 129544), (11360, 113351), (15904, 80965), (16193, 79520), (19880, 64772), (32386, 39760)]