217683080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 501258240

約数和(自身を除く): 283575160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 127, 146, 254, 292, 365, 508, 584, 587, 635, 730, 1016, 1174, 1270, 1460, 2348, 2540, 2920, 2935, 4696, 5080, 5870, 9271, 11740, 18542, 23480, 37084, 42851, 46355, 74168, 74549, 85702, 92710, 149098, 171404, 185420, 214255, 298196, 342808, 370840, 372745, 428510, 596392, 745490, 857020, 1490980, 1714040, 2981960, 5442077, 10884154, 21768308, 27210385, 43536616, 54420770, 108841540, 217683080]

約数ペア:

[(1, 217683080), (2, 108841540), (4, 54420770), (5, 43536616), (8, 27210385), (10, 21768308), (20, 10884154), (40, 5442077), (73, 2981960), (127, 1714040), (146, 1490980), (254, 857020), (292, 745490), (365, 596392), (508, 428510), (584, 372745), (587, 370840), (635, 342808), (730, 298196), (1016, 214255), (1174, 185420), (1270, 171404), (1460, 149098), (2348, 92710), (2540, 85702), (2920, 74549), (2935, 74168), (4696, 46355), (5080, 42851), (5870, 37084), (9271, 23480), (11740, 18542)]