259370720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{33083}}^1$

素因数の和:33112

約数の個数: 72

約数和(自身を含む): 712827864

約数和(自身を除く): 453457144

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, 33083, 66166, 132332, 165415, 231581, 264664, 330830, 463162, 529328, 661660, 926324, 1058656, 1157905, 1323320, 1621067, 1852648, 2315810, 2646640, 3242134, 3705296, 4631620, 5293280, 6484268, 7410592, 8105335, 9263240, 12968536, 16210670, 18526480, 25937072, 32421340, 37052960, 51874144, 64842680, 129685360, 259370720]

約数ペア:

[(1, 259370720), (2, 129685360), (4, 64842680), (5, 51874144), (7, 37052960), (8, 32421340), (10, 25937072), (14, 18526480), (16, 16210670), (20, 12968536), (28, 9263240), (32, 8105335), (35, 7410592), (40, 6484268), (49, 5293280), (56, 4631620), (70, 3705296), (80, 3242134), (98, 2646640), (112, 2315810), (140, 1852648), (160, 1621067), (196, 1323320), (224, 1157905), (245, 1058656), (280, 926324), (392, 661660), (490, 529328), (560, 463162), (784, 330830), (980, 264664), (1120, 231581), (1568, 165415), (1960, 132332), (3920, 66166), (7840, 33083)]