279988984660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1487}}^1\times {\mathrm{122267}}^1$

素因数の和:123781

約数の個数: 96

約数和(自身を含む): 733561049088

約数和(自身を除く): 453572064428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1487, 1540, 2974, 5948, 7435, 10409, 14870, 16357, 20818, 29740, 32714, 41636, 52045, 65428, 81785, 104090, 114499, 122267, 163570, 208180, 228998, 244534, 327140, 457996, 489068, 572495, 611335, 855869, 1144990, 1222670, 1344937, 1711738, 2289980, 2445340, 2689874, 3423476, 4279345, 5379748, 6724685, 8558690, 9414559, 13449370, 17117380, 18829118, 26898740, 37658236, 47072795, 94145590, 181811029, 188291180, 363622058, 727244116, 909055145, 1272677203, 1818110290, 1999921319, 2545354406, 3636220580, 3999842638, 5090708812, 6363386015, 7999685276, 9999606595, 12726772030, 13999449233, 19999213190, 25453544060, 27998898466, 39998426380, 55997796932, 69997246165, 139994492330, 279988984660]

約数ペア:

[(1, 279988984660), (2, 139994492330), (4, 69997246165), (5, 55997796932), (7, 39998426380), (10, 27998898466), (11, 25453544060), (14, 19999213190), (20, 13999449233), (22, 12726772030), (28, 9999606595), (35, 7999685276), (44, 6363386015), (55, 5090708812), (70, 3999842638), (77, 3636220580), (110, 2545354406), (140, 1999921319), (154, 1818110290), (220, 1272677203), (308, 909055145), (385, 727244116), (770, 363622058), (1487, 188291180), (1540, 181811029), (2974, 94145590), (5948, 47072795), (7435, 37658236), (10409, 26898740), (14870, 18829118), (16357, 17117380), (20818, 13449370), (29740, 9414559), (32714, 8558690), (41636, 6724685), (52045, 5379748), (65428, 4279345), (81785, 3423476), (104090, 2689874), (114499, 2445340), (122267, 2289980), (163570, 1711738), (208180, 1344937), (228998, 1222670), (244534, 1144990), (327140, 855869), (457996, 611335), (489068, 572495)]