297535840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{37951}}^1$

素因数の和:37980

約数の個数: 72

約数和(自身を含む): 817713792

約数和(自身を除く): 520177952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 37951, 75902, 151804, 189755, 265657, 303608, 379510, 531314, 607216, 759020, 1062628, 1214432, 1328285, 1518040, 1859599, 2125256, 2656570, 3036080, 3719198, 4250512, 5313140, 6072160, 7438396, 8501024, 9297995, 10626280, 14876792, 18595990, 21252560, 29753584, 37191980, 42505120, 59507168, 74383960, 148767920, 297535840]

約数ペア:

[(1, 297535840), (2, 148767920), (4, 74383960), (5, 59507168), (7, 42505120), (8, 37191980), (10, 29753584), (14, 21252560), (16, 18595990), (20, 14876792), (28, 10626280), (32, 9297995), (35, 8501024), (40, 7438396), (49, 6072160), (56, 5313140), (70, 4250512), (80, 3719198), (98, 3036080), (112, 2656570), (140, 2125256), (160, 1859599), (196, 1518040), (224, 1328285), (245, 1214432), (280, 1062628), (392, 759020), (490, 607216), (560, 531314), (784, 379510), (980, 303608), (1120, 265657), (1568, 189755), (1960, 151804), (3920, 75902), (7840, 37951)]