42510440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 119149380

約数和(自身を除く): 76638940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 41, 46, 49, 56, 70, 82, 92, 98, 115, 140, 161, 164, 184, 196, 205, 230, 245, 280, 287, 322, 328, 392, 410, 460, 490, 529, 574, 644, 805, 820, 920, 943, 980, 1058, 1127, 1148, 1288, 1435, 1610, 1640, 1886, 1960, 2009, 2116, 2254, 2296, 2645, 2870, 3220, 3703, 3772, 4018, 4232, 4508, 4715, 5290, 5635, 5740, 6440, 6601, 7406, 7544, 8036, 9016, 9430, 10045, 10580, 11270, 11480, 13202, 14812, 16072, 18515, 18860, 20090, 21160, 21689, 22540, 25921, 26404, 29624, 33005, 37030, 37720, 40180, 43378, 45080, 46207, 51842, 52808, 66010, 74060, 80360, 86756, 92414, 103684, 108445, 129605, 132020, 148120, 151823, 173512, 184828, 207368, 216890, 231035, 259210, 264040, 303646, 369656, 433780, 462070, 518420, 607292, 759115, 867560, 924140, 1036840, 1062761, 1214584, 1518230, 1848280, 2125522, 3036460, 4251044, 5313805, 6072920, 8502088, 10627610, 21255220, 42510440]

約数ペア:

[(1, 42510440), (2, 21255220), (4, 10627610), (5, 8502088), (7, 6072920), (8, 5313805), (10, 4251044), (14, 3036460), (20, 2125522), (23, 1848280), (28, 1518230), (35, 1214584), (40, 1062761), (41, 1036840), (46, 924140), (49, 867560), (56, 759115), (70, 607292), (82, 518420), (92, 462070), (98, 433780), (115, 369656), (140, 303646), (161, 264040), (164, 259210), (184, 231035), (196, 216890), (205, 207368), (230, 184828), (245, 173512), (280, 151823), (287, 148120), (322, 132020), (328, 129605), (392, 108445), (410, 103684), (460, 92414), (490, 86756), (529, 80360), (574, 74060), (644, 66010), (805, 52808), (820, 51842), (920, 46207), (943, 45080), (980, 43378), (1058, 40180), (1127, 37720), (1148, 37030), (1288, 33005), (1435, 29624), (1610, 26404), (1640, 25921), (1886, 22540), (1960, 21689), (2009, 21160), (2116, 20090), (2254, 18860), (2296, 18515), (2645, 16072), (2870, 14812), (3220, 13202), (3703, 11480), (3772, 11270), (4018, 10580), (4232, 10045), (4508, 9430), (4715, 9016), (5290, 8036), (5635, 7544), (5740, 7406), (6440, 6601)]