319480000

素因数分解:

$2^6\times 5^4\times 7^2\times {\mathrm{163}}^1$

素因数の和:209

約数の個数: 210

約数和(自身を含む): 927200076

約数和(自身を除く): 607720076

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 140, 160, 163, 175, 196, 200, 224, 245, 250, 280, 320, 326, 350, 392, 400, 448, 490, 500, 560, 625, 652, 700, 784, 800, 815, 875, 980, 1000, 1120, 1141, 1225, 1250, 1304, 1400, 1568, 1600, 1630, 1750, 1960, 2000, 2240, 2282, 2450, 2500, 2608, 2800, 3136, 3260, 3500, 3920, 4000, 4075, 4375, 4564, 4900, 5000, 5216, 5600, 5705, 6125, 6520, 7000, 7840, 7987, 8000, 8150, 8750, 9128, 9800, 10000, 10432, 11200, 11410, 12250, 13040, 14000, 15680, 15974, 16300, 17500, 18256, 19600, 20000, 20375, 22820, 24500, 26080, 28000, 28525, 30625, 31948, 32600, 35000, 36512, 39200, 39935, 40000, 40750, 45640, 49000, 52160, 56000, 57050, 61250, 63896, 65200, 70000, 73024, 78400, 79870, 81500, 91280, 98000, 101875, 114100, 122500, 127792, 130400, 140000, 142625, 159740, 163000, 182560, 196000, 199675, 203750, 228200, 245000, 255584, 260800, 280000, 285250, 319480, 326000, 365120, 392000, 399350, 407500, 456400, 490000, 511168, 570500, 638960, 652000, 713125, 798700, 815000, 912800, 980000, 998375, 1141000, 1277920, 1304000, 1426250, 1597400, 1630000, 1825600, 1960000, 1996750, 2282000, 2555840, 2852500, 3194800, 3260000, 3993500, 4564000, 4991875, 5705000, 6389600, 6520000, 7987000, 9128000, 9983750, 11410000, 12779200, 15974000, 19967500, 22820000, 31948000, 39935000, 45640000, 63896000, 79870000, 159740000, 319480000]

約数ペア:

[(1, 319480000), (2, 159740000), (4, 79870000), (5, 63896000), (7, 45640000), (8, 39935000), (10, 31948000), (14, 22820000), (16, 19967500), (20, 15974000), (25, 12779200), (28, 11410000), (32, 9983750), (35, 9128000), (40, 7987000), (49, 6520000), (50, 6389600), (56, 5705000), (64, 4991875), (70, 4564000), (80, 3993500), (98, 3260000), (100, 3194800), (112, 2852500), (125, 2555840), (140, 2282000), (160, 1996750), (163, 1960000), (175, 1825600), (196, 1630000), (200, 1597400), (224, 1426250), (245, 1304000), (250, 1277920), (280, 1141000), (320, 998375), (326, 980000), (350, 912800), (392, 815000), (400, 798700), (448, 713125), (490, 652000), (500, 638960), (560, 570500), (625, 511168), (652, 490000), (700, 456400), (784, 407500), (800, 399350), (815, 392000), (875, 365120), (980, 326000), (1000, 319480), (1120, 285250), (1141, 280000), (1225, 260800), (1250, 255584), (1304, 245000), (1400, 228200), (1568, 203750), (1600, 199675), (1630, 196000), (1750, 182560), (1960, 163000), (2000, 159740), (2240, 142625), (2282, 140000), (2450, 130400), (2500, 127792), (2608, 122500), (2800, 114100), (3136, 101875), (3260, 98000), (3500, 91280), (3920, 81500), (4000, 79870), (4075, 78400), (4375, 73024), (4564, 70000), (4900, 65200), (5000, 63896), (5216, 61250), (5600, 57050), (5705, 56000), (6125, 52160), (6520, 49000), (7000, 45640), (7840, 40750), (7987, 40000), (8000, 39935), (8150, 39200), (8750, 36512), (9128, 35000), (9800, 32600), (10000, 31948), (10432, 30625), (11200, 28525), (11410, 28000), (12250, 26080), (13040, 24500), (14000, 22820), (15680, 20375), (15974, 20000), (16300, 19600), (17500, 18256)]