779899440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3249581}}^1$

素因数の和:3249597

約数の個数: 40

約数和(自身を含む): 2417689008

約数和(自身を除く): 1637789568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3249581, 6499162, 9748743, 12998324, 16247905, 19497486, 25996648, 32495810, 38994972, 48743715, 51993296, 64991620, 77989944, 97487430, 129983240, 155979888, 194974860, 259966480, 389949720, 779899440]

約数ペア:

[(1, 779899440), (2, 389949720), (3, 259966480), (4, 194974860), (5, 155979888), (6, 129983240), (8, 97487430), (10, 77989944), (12, 64991620), (15, 51993296), (16, 48743715), (20, 38994972), (24, 32495810), (30, 25996648), (40, 19497486), (48, 16247905), (60, 12998324), (80, 9748743), (120, 6499162), (240, 3249581)]