1305309.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{628289}}^1$

素因数の和:628303

約数の個数: 32

約数和(自身を含む): 226184400

約数和(自身を除く): 150789720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 628289, 1256578, 1884867, 2513156, 3141445, 3769734, 5026312, 6282890, 7539468, 9424335, 12565780, 15078936, 18848670, 25131560, 37697340, 75394680]

約数ペア:

[(1, 75394680), (2, 37697340), (3, 25131560), (4, 18848670), (5, 15078936), (6, 12565780), (8, 9424335), (10, 7539468), (12, 6282890), (15, 5026312), (20, 3769734), (24, 3141445), (30, 2513156), (40, 1884867), (60, 1256578), (120, 628289)]