217620450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{281}}^1\times {\mathrm{1721}}^1$

素因数の和:2020

約数の個数: 72

約数和(自身を含む): 587095236

約数和(自身を除く): 369474786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 281, 450, 562, 843, 1405, 1686, 1721, 2529, 2810, 3442, 4215, 5058, 5163, 7025, 8430, 8605, 10326, 12645, 14050, 15489, 17210, 21075, 25290, 25815, 30978, 42150, 43025, 51630, 63225, 77445, 86050, 126450, 129075, 154890, 258150, 387225, 483601, 774450, 967202, 1450803, 2418005, 2901606, 4352409, 4836010, 7254015, 8704818, 12090025, 14508030, 21762045, 24180050, 36270075, 43524090, 72540150, 108810225, 217620450]

約数ペア:

[(1, 217620450), (2, 108810225), (3, 72540150), (5, 43524090), (6, 36270075), (9, 24180050), (10, 21762045), (15, 14508030), (18, 12090025), (25, 8704818), (30, 7254015), (45, 4836010), (50, 4352409), (75, 2901606), (90, 2418005), (150, 1450803), (225, 967202), (281, 774450), (450, 483601), (562, 387225), (843, 258150), (1405, 154890), (1686, 129075), (1721, 126450), (2529, 86050), (2810, 77445), (3442, 63225), (4215, 51630), (5058, 43025), (5163, 42150), (7025, 30978), (8430, 25815), (8605, 25290), (10326, 21075), (12645, 17210), (14050, 15489)]