206030580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{490549}}^1$

素因数の和:490568

約数の個数: 48

約数和(自身を含む): 659299200

約数和(自身を除く): 453268620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 490549, 981098, 1471647, 1962196, 2452745, 2943294, 3433843, 4905490, 5886588, 6867686, 7358235, 9810980, 10301529, 13735372, 14716470, 17169215, 20603058, 29432940, 34338430, 41206116, 51507645, 68676860, 103015290, 206030580]

約数ペア:

[(1, 206030580), (2, 103015290), (3, 68676860), (4, 51507645), (5, 41206116), (6, 34338430), (7, 29432940), (10, 20603058), (12, 17169215), (14, 14716470), (15, 13735372), (20, 10301529), (21, 9810980), (28, 7358235), (30, 6867686), (35, 5886588), (42, 4905490), (60, 3433843), (70, 2943294), (84, 2452745), (105, 1962196), (140, 1471647), (210, 981098), (420, 490549)]