90906690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1907}}^1$

素因数の和:2151

約数の個数: 64

約数和(自身を含む): 250573824

約数和(自身を除く): 159667134

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 227, 454, 681, 1135, 1362, 1589, 1907, 2270, 3178, 3405, 3814, 4767, 5721, 6810, 7945, 9534, 9535, 11442, 13349, 15890, 19070, 23835, 26698, 28605, 40047, 47670, 57210, 66745, 80094, 133490, 200235, 400470, 432889, 865778, 1298667, 2164445, 2597334, 3030223, 4328890, 6060446, 6493335, 9090669, 12986670, 15151115, 18181338, 30302230, 45453345, 90906690]

約数ペア:

[(1, 90906690), (2, 45453345), (3, 30302230), (5, 18181338), (6, 15151115), (7, 12986670), (10, 9090669), (14, 6493335), (15, 6060446), (21, 4328890), (30, 3030223), (35, 2597334), (42, 2164445), (70, 1298667), (105, 865778), (210, 432889), (227, 400470), (454, 200235), (681, 133490), (1135, 80094), (1362, 66745), (1589, 57210), (1907, 47670), (2270, 40047), (3178, 28605), (3405, 26698), (3814, 23835), (4767, 19070), (5721, 15890), (6810, 13349), (7945, 11442), (9534, 9535)]