197480880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1747}}^1$

素因数の和:1923

約数の個数: 120

約数和(自身を含む): 667812912

約数和(自身を除く): 470332032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 471, 628, 720, 785, 942, 1256, 1413, 1570, 1747, 1884, 2355, 2512, 2826, 3140, 3494, 3768, 4710, 5241, 5652, 6280, 6988, 7065, 7536, 8735, 9420, 10482, 11304, 12560, 13976, 14130, 15723, 17470, 18840, 20964, 22608, 26205, 27952, 28260, 31446, 34940, 37680, 41928, 52410, 56520, 62892, 69880, 78615, 83856, 104820, 113040, 125784, 139760, 157230, 209640, 251568, 274279, 314460, 419280, 548558, 628920, 822837, 1097116, 1257840, 1371395, 1645674, 2194232, 2468511, 2742790, 3291348, 4114185, 4388464, 4937022, 5485580, 6582696, 8228370, 9874044, 10971160, 12342555, 13165392, 16456740, 19748088, 21942320, 24685110, 32913480, 39496176, 49370220, 65826960, 98740440, 197480880]

約数ペア:

[(1, 197480880), (2, 98740440), (3, 65826960), (4, 49370220), (5, 39496176), (6, 32913480), (8, 24685110), (9, 21942320), (10, 19748088), (12, 16456740), (15, 13165392), (16, 12342555), (18, 10971160), (20, 9874044), (24, 8228370), (30, 6582696), (36, 5485580), (40, 4937022), (45, 4388464), (48, 4114185), (60, 3291348), (72, 2742790), (80, 2468511), (90, 2194232), (120, 1645674), (144, 1371395), (157, 1257840), (180, 1097116), (240, 822837), (314, 628920), (360, 548558), (471, 419280), (628, 314460), (720, 274279), (785, 251568), (942, 209640), (1256, 157230), (1413, 139760), (1570, 125784), (1747, 113040), (1884, 104820), (2355, 83856), (2512, 78615), (2826, 69880), (3140, 62892), (3494, 56520), (3768, 52410), (4710, 41928), (5241, 37680), (5652, 34940), (6280, 31446), (6988, 28260), (7065, 27952), (7536, 26205), (8735, 22608), (9420, 20964), (10482, 18840), (11304, 17470), (12560, 15723), (13976, 14130)]