217414960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1563

約数の個数: 120

約数和(自身を含む): 604314000

約数和(自身を除く): 386899040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1295, 1480, 1499, 1813, 1960, 2072, 2590, 2960, 2998, 3626, 3920, 4144, 5180, 5996, 7252, 7495, 9065, 10360, 10493, 11992, 14504, 14990, 18130, 20720, 20986, 23984, 29008, 29980, 36260, 41972, 52465, 55463, 59960, 72520, 73451, 83944, 104930, 110926, 119920, 145040, 146902, 167888, 209860, 221852, 277315, 293804, 367255, 388241, 419720, 443704, 554630, 587608, 734510, 776482, 839440, 887408, 1109260, 1175216, 1469020, 1552964, 1941205, 2218520, 2717687, 2938040, 3105928, 3882410, 4437040, 5435374, 5876080, 6211856, 7764820, 10870748, 13588435, 15529640, 21741496, 27176870, 31059280, 43482992, 54353740, 108707480, 217414960]

約数ペア:

[(1, 217414960), (2, 108707480), (4, 54353740), (5, 43482992), (7, 31059280), (8, 27176870), (10, 21741496), (14, 15529640), (16, 13588435), (20, 10870748), (28, 7764820), (35, 6211856), (37, 5876080), (40, 5435374), (49, 4437040), (56, 3882410), (70, 3105928), (74, 2938040), (80, 2717687), (98, 2218520), (112, 1941205), (140, 1552964), (148, 1469020), (185, 1175216), (196, 1109260), (245, 887408), (259, 839440), (280, 776482), (296, 734510), (370, 587608), (392, 554630), (490, 443704), (518, 419720), (560, 388241), (592, 367255), (740, 293804), (784, 277315), (980, 221852), (1036, 209860), (1295, 167888), (1480, 146902), (1499, 145040), (1813, 119920), (1960, 110926), (2072, 104930), (2590, 83944), (2960, 73451), (2998, 72520), (3626, 59960), (3920, 55463), (4144, 52465), (5180, 41972), (5996, 36260), (7252, 29980), (7495, 29008), (9065, 23984), (10360, 20986), (10493, 20720), (11992, 18130), (14504, 14990)]