307580980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{2887}}^1$

素因数の和:3664

約数の個数: 48

約数和(自身を含む): 739420416

約数和(自身を除く): 431839436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 761, 1522, 2887, 3044, 3805, 5327, 5774, 7610, 10654, 11548, 14435, 15220, 20209, 21308, 26635, 28870, 40418, 53270, 57740, 80836, 101045, 106540, 202090, 404180, 2197007, 4394014, 8788028, 10985035, 15379049, 21970070, 30758098, 43940140, 61516196, 76895245, 153790490, 307580980]

約数ペア:

[(1, 307580980), (2, 153790490), (4, 76895245), (5, 61516196), (7, 43940140), (10, 30758098), (14, 21970070), (20, 15379049), (28, 10985035), (35, 8788028), (70, 4394014), (140, 2197007), (761, 404180), (1522, 202090), (2887, 106540), (3044, 101045), (3805, 80836), (5327, 57740), (5774, 53270), (7610, 40418), (10654, 28870), (11548, 26635), (14435, 21308), (15220, 20209)]