64368780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{153259}}^1$

素因数の和:153278

約数の個数: 48

約数和(自身を含む): 205981440

約数和(自身を除く): 141612660

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, 153259, 306518, 459777, 613036, 766295, 919554, 1072813, 1532590, 1839108, 2145626, 2298885, 3065180, 3218439, 4291252, 4597770, 5364065, 6436878, 9195540, 10728130, 12873756, 16092195, 21456260, 32184390, 64368780]

約数ペア:

[(1, 64368780), (2, 32184390), (3, 21456260), (4, 16092195), (5, 12873756), (6, 10728130), (7, 9195540), (10, 6436878), (12, 5364065), (14, 4597770), (15, 4291252), (20, 3218439), (21, 3065180), (28, 2298885), (30, 2145626), (35, 1839108), (42, 1532590), (60, 1072813), (70, 919554), (84, 766295), (105, 613036), (140, 459777), (210, 306518), (420, 153259)]