397652080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3967}}^1$

素因数の和:4166

約数の個数: 80

約数和(自身を含む): 1062789120

約数和(自身を除く): 665137040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 895, 1253, 1432, 1790, 2506, 2864, 3580, 3967, 5012, 6265, 7160, 7934, 10024, 12530, 14320, 15868, 19835, 20048, 25060, 27769, 31736, 39670, 50120, 55538, 63472, 79340, 100240, 111076, 138845, 158680, 222152, 277690, 317360, 444304, 555380, 710093, 1110760, 1420186, 2221520, 2840372, 3550465, 4970651, 5680744, 7100930, 9941302, 11361488, 14201860, 19882604, 24853255, 28403720, 39765208, 49706510, 56807440, 79530416, 99413020, 198826040, 397652080]

約数ペア:

[(1, 397652080), (2, 198826040), (4, 99413020), (5, 79530416), (7, 56807440), (8, 49706510), (10, 39765208), (14, 28403720), (16, 24853255), (20, 19882604), (28, 14201860), (35, 11361488), (40, 9941302), (56, 7100930), (70, 5680744), (80, 4970651), (112, 3550465), (140, 2840372), (179, 2221520), (280, 1420186), (358, 1110760), (560, 710093), (716, 555380), (895, 444304), (1253, 317360), (1432, 277690), (1790, 222152), (2506, 158680), (2864, 138845), (3580, 111076), (3967, 100240), (5012, 79340), (6265, 63472), (7160, 55538), (7934, 50120), (10024, 39670), (12530, 31736), (14320, 27769), (15868, 25060), (19835, 20048)]