121399120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 292481280

約数和(自身を除く): 171082160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 83, 94, 166, 188, 235, 332, 376, 389, 415, 470, 664, 752, 778, 830, 940, 1328, 1556, 1660, 1880, 1945, 3112, 3320, 3760, 3890, 3901, 6224, 6640, 7780, 7802, 15560, 15604, 18283, 19505, 31120, 31208, 32287, 36566, 39010, 62416, 64574, 73132, 78020, 91415, 129148, 146264, 156040, 161435, 182830, 258296, 292528, 312080, 322870, 365660, 516592, 645740, 731320, 1291480, 1462640, 1517489, 2582960, 3034978, 6069956, 7587445, 12139912, 15174890, 24279824, 30349780, 60699560, 121399120]

約数ペア:

[(1, 121399120), (2, 60699560), (4, 30349780), (5, 24279824), (8, 15174890), (10, 12139912), (16, 7587445), (20, 6069956), (40, 3034978), (47, 2582960), (80, 1517489), (83, 1462640), (94, 1291480), (166, 731320), (188, 645740), (235, 516592), (332, 365660), (376, 322870), (389, 312080), (415, 292528), (470, 258296), (664, 182830), (752, 161435), (778, 156040), (830, 146264), (940, 129148), (1328, 91415), (1556, 78020), (1660, 73132), (1880, 64574), (1945, 62416), (3112, 39010), (3320, 36566), (3760, 32287), (3890, 31208), (3901, 31120), (6224, 19505), (6640, 18283), (7780, 15604), (7802, 15560)]