210728560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2963}}^1$

素因数の和:3110

約数の個数: 80

約数和(自身を含む): 564535296

約数和(自身を除く): 353806736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 2032, 2540, 2963, 3556, 4445, 5080, 5926, 7112, 8890, 10160, 11852, 14224, 14815, 17780, 20741, 23704, 29630, 35560, 41482, 47408, 59260, 71120, 82964, 103705, 118520, 165928, 207410, 237040, 331856, 376301, 414820, 752602, 829640, 1505204, 1659280, 1881505, 2634107, 3010408, 3763010, 5268214, 6020816, 7526020, 10536428, 13170535, 15052040, 21072856, 26341070, 30104080, 42145712, 52682140, 105364280, 210728560]

約数ペア:

[(1, 210728560), (2, 105364280), (4, 52682140), (5, 42145712), (7, 30104080), (8, 26341070), (10, 21072856), (14, 15052040), (16, 13170535), (20, 10536428), (28, 7526020), (35, 6020816), (40, 5268214), (56, 3763010), (70, 3010408), (80, 2634107), (112, 1881505), (127, 1659280), (140, 1505204), (254, 829640), (280, 752602), (508, 414820), (560, 376301), (635, 331856), (889, 237040), (1016, 207410), (1270, 165928), (1778, 118520), (2032, 103705), (2540, 82964), (2963, 71120), (3556, 59260), (4445, 47408), (5080, 41482), (5926, 35560), (7112, 29630), (8890, 23704), (10160, 20741), (11852, 17780), (14224, 14815)]