90151740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71549}}^1$

素因数の和:71571

約数の個数: 72

約数和(自身を含む): 312530400

約数和(自身を除く): 222378660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 71549, 143098, 214647, 286196, 357745, 429294, 500843, 643941, 715490, 858588, 1001686, 1073235, 1287882, 1430980, 1502529, 2003372, 2146470, 2504215, 2575764, 3005058, 3219705, 4292940, 4507587, 5008430, 6010116, 6439410, 7512645, 9015174, 10016860, 12878820, 15025290, 18030348, 22537935, 30050580, 45075870, 90151740]

約数ペア:

[(1, 90151740), (2, 45075870), (3, 30050580), (4, 22537935), (5, 18030348), (6, 15025290), (7, 12878820), (9, 10016860), (10, 9015174), (12, 7512645), (14, 6439410), (15, 6010116), (18, 5008430), (20, 4507587), (21, 4292940), (28, 3219705), (30, 3005058), (35, 2575764), (36, 2504215), (42, 2146470), (45, 2003372), (60, 1502529), (63, 1430980), (70, 1287882), (84, 1073235), (90, 1001686), (105, 858588), (126, 715490), (140, 643941), (180, 500843), (210, 429294), (252, 357745), (315, 286196), (420, 214647), (630, 143098), (1260, 71549)]