68649280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1656

約数の個数: 112

約数和(自身を含む): 196778880

約数和(自身を除く): 128129600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 1613, 2128, 2240, 2660, 3040, 3226, 4256, 5320, 6080, 6452, 8065, 8512, 10640, 11291, 12904, 16130, 21280, 22582, 25808, 30647, 32260, 42560, 45164, 51616, 56455, 61294, 64520, 90328, 103232, 112910, 122588, 129040, 153235, 180656, 214529, 225820, 245176, 258080, 306470, 361312, 429058, 451640, 490352, 516160, 612940, 722624, 858116, 903280, 980704, 1072645, 1225880, 1716232, 1806560, 1961408, 2145290, 2451760, 3432464, 3613120, 4290580, 4903520, 6864928, 8581160, 9807040, 13729856, 17162320, 34324640, 68649280]

約数ペア:

[(1, 68649280), (2, 34324640), (4, 17162320), (5, 13729856), (7, 9807040), (8, 8581160), (10, 6864928), (14, 4903520), (16, 4290580), (19, 3613120), (20, 3432464), (28, 2451760), (32, 2145290), (35, 1961408), (38, 1806560), (40, 1716232), (56, 1225880), (64, 1072645), (70, 980704), (76, 903280), (80, 858116), (95, 722624), (112, 612940), (133, 516160), (140, 490352), (152, 451640), (160, 429058), (190, 361312), (224, 306470), (266, 258080), (280, 245176), (304, 225820), (320, 214529), (380, 180656), (448, 153235), (532, 129040), (560, 122588), (608, 112910), (665, 103232), (760, 90328), (1064, 64520), (1120, 61294), (1216, 56455), (1330, 51616), (1520, 45164), (1613, 42560), (2128, 32260), (2240, 30647), (2660, 25808), (3040, 22582), (3226, 21280), (4256, 16130), (5320, 12904), (6080, 11291), (6452, 10640), (8065, 8512)]