428251080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209927}}^1$

素因数の和:209958

約数の個数: 64

約数和(自身を含む): 1360333440

約数和(自身を除く): 932082360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 209927, 419854, 629781, 839708, 1049635, 1259562, 1679416, 2099270, 2519124, 3148905, 3568759, 4198540, 5038248, 6297810, 7137518, 8397080, 10706277, 12595620, 14275036, 17843795, 21412554, 25191240, 28550072, 35687590, 42825108, 53531385, 71375180, 85650216, 107062770, 142750360, 214125540, 428251080]

約数ペア:

[(1, 428251080), (2, 214125540), (3, 142750360), (4, 107062770), (5, 85650216), (6, 71375180), (8, 53531385), (10, 42825108), (12, 35687590), (15, 28550072), (17, 25191240), (20, 21412554), (24, 17843795), (30, 14275036), (34, 12595620), (40, 10706277), (51, 8397080), (60, 7137518), (68, 6297810), (85, 5038248), (102, 4198540), (120, 3568759), (136, 3148905), (170, 2519124), (204, 2099270), (255, 1679416), (340, 1259562), (408, 1049635), (510, 839708), (680, 629781), (1020, 419854), (2040, 209927)]