80037540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40423}}^1$

素因数の和:40449

約数の個数: 72

約数和(自身を含む): 264858048

約数和(自身を除く): 184820508

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, 40423, 80846, 121269, 161692, 202115, 242538, 363807, 404230, 444653, 485076, 606345, 727614, 808460, 889306, 1212690, 1333959, 1455228, 1778612, 1819035, 2223265, 2425380, 2667918, 3638070, 4001877, 4446530, 5335836, 6669795, 7276140, 8003754, 8893060, 13339590, 16007508, 20009385, 26679180, 40018770, 80037540]

約数ペア:

[(1, 80037540), (2, 40018770), (3, 26679180), (4, 20009385), (5, 16007508), (6, 13339590), (9, 8893060), (10, 8003754), (11, 7276140), (12, 6669795), (15, 5335836), (18, 4446530), (20, 4001877), (22, 3638070), (30, 2667918), (33, 2425380), (36, 2223265), (44, 1819035), (45, 1778612), (55, 1455228), (60, 1333959), (66, 1212690), (90, 889306), (99, 808460), (110, 727614), (132, 606345), (165, 485076), (180, 444653), (198, 404230), (220, 363807), (330, 242538), (396, 202115), (495, 161692), (660, 121269), (990, 80846), (1980, 40423)]