238189280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{212669}}^1$

素因数の和:212691

約数の個数: 48

約数和(自身を含む): 643114080

約数和(自身を除く): 404924800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 212669, 425338, 850676, 1063345, 1488683, 1701352, 2126690, 2977366, 3402704, 4253380, 5954732, 6805408, 7443415, 8506760, 11909464, 14886830, 17013520, 23818928, 29773660, 34027040, 47637856, 59547320, 119094640, 238189280]

約数ペア:

[(1, 238189280), (2, 119094640), (4, 59547320), (5, 47637856), (7, 34027040), (8, 29773660), (10, 23818928), (14, 17013520), (16, 14886830), (20, 11909464), (28, 8506760), (32, 7443415), (35, 6805408), (40, 5954732), (56, 4253380), (70, 3402704), (80, 2977366), (112, 2126690), (140, 1701352), (160, 1488683), (224, 1063345), (280, 850676), (560, 425338), (1120, 212669)]