15697772720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{140863}}^1$

素因数の和:141082

約数の個数: 80

約数和(自身を含む): 41921126400

約数和(自身を除く): 26223353680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 796, 995, 1393, 1592, 1990, 2786, 3184, 3980, 5572, 6965, 7960, 11144, 13930, 15920, 22288, 27860, 55720, 111440, 140863, 281726, 563452, 704315, 986041, 1126904, 1408630, 1972082, 2253808, 2817260, 3944164, 4930205, 5634520, 7888328, 9860410, 11269040, 15776656, 19720820, 28031737, 39441640, 56063474, 78883280, 112126948, 140158685, 196222159, 224253896, 280317370, 392444318, 448507792, 560634740, 784888636, 981110795, 1121269480, 1569777272, 1962221590, 2242538960, 3139554544, 3924443180, 7848886360, 15697772720]

約数ペア:

[(1, 15697772720), (2, 7848886360), (4, 3924443180), (5, 3139554544), (7, 2242538960), (8, 1962221590), (10, 1569777272), (14, 1121269480), (16, 981110795), (20, 784888636), (28, 560634740), (35, 448507792), (40, 392444318), (56, 280317370), (70, 224253896), (80, 196222159), (112, 140158685), (140, 112126948), (199, 78883280), (280, 56063474), (398, 39441640), (560, 28031737), (796, 19720820), (995, 15776656), (1393, 11269040), (1592, 9860410), (1990, 7888328), (2786, 5634520), (3184, 4930205), (3980, 3944164), (5572, 2817260), (6965, 2253808), (7960, 1972082), (11144, 1408630), (13930, 1126904), (15920, 986041), (22288, 704315), (27860, 563452), (55720, 281726), (111440, 140863)]