51595740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{40949}}^1$

素因数の和:40971

約数の個数: 72

約数和(自身を含む): 178869600

約数和(自身を除く): 127273860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 40949, 81898, 122847, 163796, 204745, 245694, 286643, 368541, 409490, 491388, 573286, 614235, 737082, 818980, 859929, 1146572, 1228470, 1433215, 1474164, 1719858, 1842705, 2456940, 2579787, 2866430, 3439716, 3685410, 4299645, 5159574, 5732860, 7370820, 8599290, 10319148, 12898935, 17198580, 25797870, 51595740]

約数ペア:

[(1, 51595740), (2, 25797870), (3, 17198580), (4, 12898935), (5, 10319148), (6, 8599290), (7, 7370820), (9, 5732860), (10, 5159574), (12, 4299645), (14, 3685410), (15, 3439716), (18, 2866430), (20, 2579787), (21, 2456940), (28, 1842705), (30, 1719858), (35, 1474164), (36, 1433215), (42, 1228470), (45, 1146572), (60, 859929), (63, 818980), (70, 737082), (84, 614235), (90, 573286), (105, 491388), (126, 409490), (140, 368541), (180, 286643), (210, 245694), (252, 204745), (315, 163796), (420, 122847), (630, 81898), (1260, 40949)]