68012000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{347}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 194948208

約数和(自身を除く): 126936208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 347, 350, 392, 400, 490, 500, 560, 694, 700, 784, 800, 875, 980, 1000, 1120, 1225, 1388, 1400, 1568, 1735, 1750, 1960, 2000, 2429, 2450, 2776, 2800, 3470, 3500, 3920, 4000, 4858, 4900, 5552, 5600, 6125, 6940, 7000, 7840, 8675, 9716, 9800, 11104, 12145, 12250, 13880, 14000, 17003, 17350, 19432, 19600, 24290, 24500, 27760, 28000, 34006, 34700, 38864, 39200, 43375, 48580, 49000, 55520, 60725, 68012, 69400, 77728, 85015, 86750, 97160, 98000, 121450, 136024, 138800, 170030, 173500, 194320, 196000, 242900, 272048, 277600, 303625, 340060, 347000, 388640, 425075, 485800, 544096, 607250, 680120, 694000, 850150, 971600, 1214500, 1360240, 1388000, 1700300, 1943200, 2125375, 2429000, 2720480, 3400600, 4250750, 4858000, 6801200, 8501500, 9716000, 13602400, 17003000, 34006000, 68012000]

約数ペア:

[(1, 68012000), (2, 34006000), (4, 17003000), (5, 13602400), (7, 9716000), (8, 8501500), (10, 6801200), (14, 4858000), (16, 4250750), (20, 3400600), (25, 2720480), (28, 2429000), (32, 2125375), (35, 1943200), (40, 1700300), (49, 1388000), (50, 1360240), (56, 1214500), (70, 971600), (80, 850150), (98, 694000), (100, 680120), (112, 607250), (125, 544096), (140, 485800), (160, 425075), (175, 388640), (196, 347000), (200, 340060), (224, 303625), (245, 277600), (250, 272048), (280, 242900), (347, 196000), (350, 194320), (392, 173500), (400, 170030), (490, 138800), (500, 136024), (560, 121450), (694, 98000), (700, 97160), (784, 86750), (800, 85015), (875, 77728), (980, 69400), (1000, 68012), (1120, 60725), (1225, 55520), (1388, 49000), (1400, 48580), (1568, 43375), (1735, 39200), (1750, 38864), (1960, 34700), (2000, 34006), (2429, 28000), (2450, 27760), (2776, 24500), (2800, 24290), (3470, 19600), (3500, 19432), (3920, 17350), (4000, 17003), (4858, 14000), (4900, 13880), (5552, 12250), (5600, 12145), (6125, 11104), (6940, 9800), (7000, 9716), (7840, 8675)]