216047720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{16417}}^1$

素因数の和:16482

約数の個数: 64

約数和(自身を含む): 567406080

約数和(自身を除く): 351358360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 16417, 32834, 65668, 82085, 114919, 131336, 164170, 229838, 328340, 459676, 574595, 656680, 771599, 919352, 1149190, 1543198, 2298380, 3086396, 3857995, 4596760, 5401193, 6172792, 7715990, 10802386, 15431980, 21604772, 27005965, 30863960, 43209544, 54011930, 108023860, 216047720]

約数ペア:

[(1, 216047720), (2, 108023860), (4, 54011930), (5, 43209544), (7, 30863960), (8, 27005965), (10, 21604772), (14, 15431980), (20, 10802386), (28, 7715990), (35, 6172792), (40, 5401193), (47, 4596760), (56, 3857995), (70, 3086396), (94, 2298380), (140, 1543198), (188, 1149190), (235, 919352), (280, 771599), (329, 656680), (376, 574595), (470, 459676), (658, 328340), (940, 229838), (1316, 164170), (1645, 131336), (1880, 114919), (2632, 82085), (3290, 65668), (6580, 32834), (13160, 16417)]