690540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 2050272

約数和(自身を除く): 1359732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 677, 1020, 1354, 2031, 2708, 3385, 4062, 6770, 8124, 10155, 11509, 13540, 20310, 23018, 34527, 40620, 46036, 57545, 69054, 115090, 138108, 172635, 230180, 345270, 690540]

約数ペア:

[(1, 690540), (2, 345270), (3, 230180), (4, 172635), (5, 138108), (6, 115090), (10, 69054), (12, 57545), (15, 46036), (17, 40620), (20, 34527), (30, 23018), (34, 20310), (51, 13540), (60, 11509), (68, 10155), (85, 8124), (102, 6770), (170, 4062), (204, 3385), (255, 2708), (340, 2031), (510, 1354), (677, 1020)]