68816440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22343}}^1$

素因数の和:22372

約数の個数: 64

約数和(自身を含む): 193052160

約数和(自身を除く): 124235720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 22343, 44686, 89372, 111715, 156401, 178744, 223430, 245773, 312802, 446860, 491546, 625604, 782005, 893720, 983092, 1228865, 1251208, 1564010, 1720411, 1966184, 2457730, 3128020, 3440822, 4915460, 6256040, 6881644, 8602055, 9830920, 13763288, 17204110, 34408220, 68816440]

約数ペア:

[(1, 68816440), (2, 34408220), (4, 17204110), (5, 13763288), (7, 9830920), (8, 8602055), (10, 6881644), (11, 6256040), (14, 4915460), (20, 3440822), (22, 3128020), (28, 2457730), (35, 1966184), (40, 1720411), (44, 1564010), (55, 1251208), (56, 1228865), (70, 983092), (77, 893720), (88, 782005), (110, 625604), (140, 491546), (154, 446860), (220, 312802), (280, 245773), (308, 223430), (385, 178744), (440, 156401), (616, 111715), (770, 89372), (1540, 44686), (3080, 22343)]