65781540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33223}}^1$

素因数の和:33249

約数の個数: 72

約数和(自身を含む): 217683648

約数和(自身を除く): 151902108

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, 33223, 66446, 99669, 132892, 166115, 199338, 299007, 332230, 365453, 398676, 498345, 598014, 664460, 730906, 996690, 1096359, 1196028, 1461812, 1495035, 1827265, 1993380, 2192718, 2990070, 3289077, 3654530, 4385436, 5481795, 5980140, 6578154, 7309060, 10963590, 13156308, 16445385, 21927180, 32890770, 65781540]

約数ペア:

[(1, 65781540), (2, 32890770), (3, 21927180), (4, 16445385), (5, 13156308), (6, 10963590), (9, 7309060), (10, 6578154), (11, 5980140), (12, 5481795), (15, 4385436), (18, 3654530), (20, 3289077), (22, 2990070), (30, 2192718), (33, 1993380), (36, 1827265), (44, 1495035), (45, 1461812), (55, 1196028), (60, 1096359), (66, 996690), (90, 730906), (99, 664460), (110, 598014), (132, 498345), (165, 398676), (180, 365453), (198, 332230), (220, 299007), (330, 199338), (396, 166115), (495, 132892), (660, 99669), (990, 66446), (1980, 33223)]