315701680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 886800384

約数和(自身を除く): 571098704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 127, 140, 161, 184, 193, 230, 254, 280, 322, 368, 386, 460, 508, 560, 635, 644, 772, 805, 889, 920, 965, 1016, 1270, 1288, 1351, 1544, 1610, 1778, 1840, 1930, 2032, 2540, 2576, 2702, 2921, 3088, 3220, 3556, 3860, 4439, 4445, 5080, 5404, 5842, 6440, 6755, 7112, 7720, 8878, 8890, 10160, 10808, 11684, 12880, 13510, 14224, 14605, 15440, 17756, 17780, 20447, 21616, 22195, 23368, 24511, 27020, 29210, 31073, 35512, 35560, 40894, 44390, 46736, 49022, 54040, 58420, 62146, 71024, 71120, 81788, 88780, 98044, 102235, 108080, 116840, 122555, 124292, 155365, 163576, 171577, 177560, 196088, 204470, 233680, 245110, 248584, 310730, 327152, 343154, 355120, 392176, 408940, 490220, 497168, 563753, 621460, 686308, 817880, 857885, 980440, 1127506, 1242920, 1372616, 1635760, 1715770, 1960880, 2255012, 2485840, 2745232, 2818765, 3431540, 3946271, 4510024, 5637530, 6863080, 7892542, 9020048, 11275060, 13726160, 15785084, 19731355, 22550120, 31570168, 39462710, 45100240, 63140336, 78925420, 157850840, 315701680]

約数ペア:

[(1, 315701680), (2, 157850840), (4, 78925420), (5, 63140336), (7, 45100240), (8, 39462710), (10, 31570168), (14, 22550120), (16, 19731355), (20, 15785084), (23, 13726160), (28, 11275060), (35, 9020048), (40, 7892542), (46, 6863080), (56, 5637530), (70, 4510024), (80, 3946271), (92, 3431540), (112, 2818765), (115, 2745232), (127, 2485840), (140, 2255012), (161, 1960880), (184, 1715770), (193, 1635760), (230, 1372616), (254, 1242920), (280, 1127506), (322, 980440), (368, 857885), (386, 817880), (460, 686308), (508, 621460), (560, 563753), (635, 497168), (644, 490220), (772, 408940), (805, 392176), (889, 355120), (920, 343154), (965, 327152), (1016, 310730), (1270, 248584), (1288, 245110), (1351, 233680), (1544, 204470), (1610, 196088), (1778, 177560), (1840, 171577), (1930, 163576), (2032, 155365), (2540, 124292), (2576, 122555), (2702, 116840), (2921, 108080), (3088, 102235), (3220, 98044), (3556, 88780), (3860, 81788), (4439, 71120), (4445, 71024), (5080, 62146), (5404, 58420), (5842, 54040), (6440, 49022), (6755, 46736), (7112, 44390), (7720, 40894), (8878, 35560), (8890, 35512), (10160, 31073), (10808, 29210), (11684, 27020), (12880, 24511), (13510, 23368), (14224, 22195), (14605, 21616), (15440, 20447), (17756, 17780)]