1569505040

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 3690835200

約数和(自身を除く): 2121330160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 311, 317, 398, 622, 634, 796, 995, 1244, 1268, 1555, 1585, 1592, 1990, 2488, 2536, 3110, 3170, 3184, 3980, 4976, 5072, 6220, 6340, 7960, 12440, 12680, 15920, 24880, 25360, 61889, 63083, 98587, 123778, 126166, 197174, 247556, 252332, 309445, 315415, 394348, 492935, 495112, 504664, 618890, 630830, 788696, 985870, 990224, 1009328, 1237780, 1261660, 1577392, 1971740, 2475560, 2523320, 3943480, 4951120, 5046640, 7886960, 19618813, 39237626, 78475252, 98094065, 156950504, 196188130, 313901008, 392376260, 784752520, 1569505040]

約数ペア:

[(1, 1569505040), (2, 784752520), (4, 392376260), (5, 313901008), (8, 196188130), (10, 156950504), (16, 98094065), (20, 78475252), (40, 39237626), (80, 19618813), (199, 7886960), (311, 5046640), (317, 4951120), (398, 3943480), (622, 2523320), (634, 2475560), (796, 1971740), (995, 1577392), (1244, 1261660), (1268, 1237780), (1555, 1009328), (1585, 990224), (1592, 985870), (1990, 788696), (2488, 630830), (2536, 618890), (3110, 504664), (3170, 495112), (3184, 492935), (3980, 394348), (4976, 315415), (5072, 309445), (6220, 252332), (6340, 247556), (7960, 197174), (12440, 126166), (12680, 123778), (15920, 98587), (24880, 63083), (25360, 61889)]