261792090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{415543}}^1$

素因数の和:415563

約数の個数: 48

約数和(自身を含む): 777898368

約数和(自身を除く): 516106278

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 415543, 831086, 1246629, 2077715, 2493258, 2908801, 3739887, 4155430, 5817602, 6233145, 7479774, 8726403, 12466290, 14544005, 17452806, 18699435, 26179209, 29088010, 37398870, 43632015, 52358418, 87264030, 130896045, 261792090]

約数ペア:

[(1, 261792090), (2, 130896045), (3, 87264030), (5, 52358418), (6, 43632015), (7, 37398870), (9, 29088010), (10, 26179209), (14, 18699435), (15, 17452806), (18, 14544005), (21, 12466290), (30, 8726403), (35, 7479774), (42, 6233145), (45, 5817602), (63, 4155430), (70, 3739887), (90, 2908801), (105, 2493258), (126, 2077715), (210, 1246629), (315, 831086), (630, 415543)]