220426640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2357}}^1$

素因数の和:2544

約数の個数: 80

約数和(自身を含む): 589462272

約数和(自身を除く): 369035632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2338, 2357, 2672, 3340, 4676, 4714, 5845, 6680, 9352, 9428, 11690, 11785, 13360, 16499, 18704, 18856, 23380, 23570, 32998, 37712, 46760, 47140, 65996, 82495, 93520, 94280, 131992, 164990, 188560, 263984, 329980, 393619, 659960, 787238, 1319920, 1574476, 1968095, 2755333, 3148952, 3936190, 5510666, 6297904, 7872380, 11021332, 13776665, 15744760, 22042664, 27553330, 31489520, 44085328, 55106660, 110213320, 220426640]

約数ペア:

[(1, 220426640), (2, 110213320), (4, 55106660), (5, 44085328), (7, 31489520), (8, 27553330), (10, 22042664), (14, 15744760), (16, 13776665), (20, 11021332), (28, 7872380), (35, 6297904), (40, 5510666), (56, 3936190), (70, 3148952), (80, 2755333), (112, 1968095), (140, 1574476), (167, 1319920), (280, 787238), (334, 659960), (560, 393619), (668, 329980), (835, 263984), (1169, 188560), (1336, 164990), (1670, 131992), (2338, 94280), (2357, 93520), (2672, 82495), (3340, 65996), (4676, 47140), (4714, 46760), (5845, 37712), (6680, 32998), (9352, 23570), (9428, 23380), (11690, 18856), (11785, 18704), (13360, 16499)]