42746220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21589}}^1$

素因数の和:21615

約数の個数: 72

約数和(自身を含む): 141457680

約数和(自身を除く): 98711460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 21589, 43178, 64767, 86356, 107945, 129534, 194301, 215890, 237479, 259068, 323835, 388602, 431780, 474958, 647670, 712437, 777204, 949916, 971505, 1187395, 1295340, 1424874, 1943010, 2137311, 2374790, 2849748, 3562185, 3886020, 4274622, 4749580, 7124370, 8549244, 10686555, 14248740, 21373110, 42746220]

約数ペア:

[(1, 42746220), (2, 21373110), (3, 14248740), (4, 10686555), (5, 8549244), (6, 7124370), (9, 4749580), (10, 4274622), (11, 3886020), (12, 3562185), (15, 2849748), (18, 2374790), (20, 2137311), (22, 1943010), (30, 1424874), (33, 1295340), (36, 1187395), (44, 971505), (45, 949916), (55, 777204), (60, 712437), (66, 647670), (90, 474958), (99, 431780), (110, 388602), (132, 323835), (165, 259068), (180, 237479), (198, 215890), (220, 194301), (330, 129534), (396, 107945), (495, 86356), (660, 64767), (990, 43178), (1980, 21589)]