306740000

素因数分解:

$2^5\times 5^4\times 7^2\times {\mathrm{313}}^1$

素因数の和:357

約数の個数: 180

約数和(自身を含む): 880635294

約数和(自身を除く): 573895294

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, 313, 350, 392, 400, 490, 500, 560, 625, 626, 700, 784, 800, 875, 980, 1000, 1120, 1225, 1250, 1252, 1400, 1565, 1568, 1750, 1960, 2000, 2191, 2450, 2500, 2504, 2800, 3130, 3500, 3920, 4000, 4375, 4382, 4900, 5000, 5008, 5600, 6125, 6260, 7000, 7825, 7840, 8750, 8764, 9800, 10000, 10016, 10955, 12250, 12520, 14000, 15337, 15650, 17500, 17528, 19600, 20000, 21910, 24500, 25040, 28000, 30625, 30674, 31300, 35000, 35056, 39125, 39200, 43820, 49000, 50080, 54775, 61250, 61348, 62600, 70000, 70112, 76685, 78250, 87640, 98000, 109550, 122500, 122696, 125200, 140000, 153370, 156500, 175280, 195625, 196000, 219100, 245000, 245392, 250400, 273875, 306740, 313000, 350560, 383425, 391250, 438200, 490000, 490784, 547750, 613480, 626000, 766850, 782500, 876400, 980000, 1095500, 1226960, 1252000, 1369375, 1533700, 1565000, 1752800, 1917125, 2191000, 2453920, 2738750, 3067400, 3130000, 3834250, 4382000, 5477500, 6134800, 6260000, 7668500, 8764000, 9585625, 10955000, 12269600, 15337000, 19171250, 21910000, 30674000, 38342500, 43820000, 61348000, 76685000, 153370000, 306740000]

約数ペア:

[(1, 306740000), (2, 153370000), (4, 76685000), (5, 61348000), (7, 43820000), (8, 38342500), (10, 30674000), (14, 21910000), (16, 19171250), (20, 15337000), (25, 12269600), (28, 10955000), (32, 9585625), (35, 8764000), (40, 7668500), (49, 6260000), (50, 6134800), (56, 5477500), (70, 4382000), (80, 3834250), (98, 3130000), (100, 3067400), (112, 2738750), (125, 2453920), (140, 2191000), (160, 1917125), (175, 1752800), (196, 1565000), (200, 1533700), (224, 1369375), (245, 1252000), (250, 1226960), (280, 1095500), (313, 980000), (350, 876400), (392, 782500), (400, 766850), (490, 626000), (500, 613480), (560, 547750), (625, 490784), (626, 490000), (700, 438200), (784, 391250), (800, 383425), (875, 350560), (980, 313000), (1000, 306740), (1120, 273875), (1225, 250400), (1250, 245392), (1252, 245000), (1400, 219100), (1565, 196000), (1568, 195625), (1750, 175280), (1960, 156500), (2000, 153370), (2191, 140000), (2450, 125200), (2500, 122696), (2504, 122500), (2800, 109550), (3130, 98000), (3500, 87640), (3920, 78250), (4000, 76685), (4375, 70112), (4382, 70000), (4900, 62600), (5000, 61348), (5008, 61250), (5600, 54775), (6125, 50080), (6260, 49000), (7000, 43820), (7825, 39200), (7840, 39125), (8750, 35056), (8764, 35000), (9800, 31300), (10000, 30674), (10016, 30625), (10955, 28000), (12250, 25040), (12520, 24500), (14000, 21910), (15337, 20000), (15650, 19600), (17500, 17528)]