255288880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41443}}^1$

素因数の和:41474

約数の個数: 80

約数和(自身を含む): 740024064

約数和(自身を除く): 484735184

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 41443, 82886, 165772, 207215, 290101, 331544, 414430, 455873, 580202, 663088, 828860, 911746, 1160404, 1450505, 1657720, 1823492, 2279365, 2320808, 2901010, 3191111, 3315440, 3646984, 4558730, 4641616, 5802020, 6382222, 7293968, 9117460, 11604040, 12764444, 15955555, 18234920, 23208080, 25528888, 31911110, 36469840, 51057776, 63822220, 127644440, 255288880]

約数ペア:

[(1, 255288880), (2, 127644440), (4, 63822220), (5, 51057776), (7, 36469840), (8, 31911110), (10, 25528888), (11, 23208080), (14, 18234920), (16, 15955555), (20, 12764444), (22, 11604040), (28, 9117460), (35, 7293968), (40, 6382222), (44, 5802020), (55, 4641616), (56, 4558730), (70, 3646984), (77, 3315440), (80, 3191111), (88, 2901010), (110, 2320808), (112, 2279365), (140, 1823492), (154, 1657720), (176, 1450505), (220, 1160404), (280, 911746), (308, 828860), (385, 663088), (440, 580202), (560, 455873), (616, 414430), (770, 331544), (880, 290101), (1232, 207215), (1540, 165772), (3080, 82886), (6160, 41443)]