45540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:49

約数の個数: 72

約数和(自身を含む): 157248

約数和(自身を除く): 111708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1980, 2070, 2277, 2530, 3036, 3795, 4140, 4554, 5060, 7590, 9108, 11385, 15180, 22770, 45540]

約数ペア:

[(1, 45540), (2, 22770), (3, 15180), (4, 11385), (5, 9108), (6, 7590), (9, 5060), (10, 4554), (11, 4140), (12, 3795), (15, 3036), (18, 2530), (20, 2277), (22, 2070), (23, 1980), (30, 1518), (33, 1380), (36, 1265), (44, 1035), (45, 1012), (46, 990), (55, 828), (60, 759), (66, 690), (69, 660), (90, 506), (92, 495), (99, 460), (110, 414), (115, 396), (132, 345), (138, 330), (165, 276), (180, 253), (198, 230), (207, 220)]