81466440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61717}}^1$

素因数の和:61742

約数の個数: 64

約数和(自身を含む): 266621760

約数和(自身を除く): 185155320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 61717, 123434, 185151, 246868, 308585, 370302, 493736, 617170, 678887, 740604, 925755, 1234340, 1357774, 1481208, 1851510, 2036661, 2468680, 2715548, 3394435, 3703020, 4073322, 5431096, 6788870, 7406040, 8146644, 10183305, 13577740, 16293288, 20366610, 27155480, 40733220, 81466440]

約数ペア:

[(1, 81466440), (2, 40733220), (3, 27155480), (4, 20366610), (5, 16293288), (6, 13577740), (8, 10183305), (10, 8146644), (11, 7406040), (12, 6788870), (15, 5431096), (20, 4073322), (22, 3703020), (24, 3394435), (30, 2715548), (33, 2468680), (40, 2036661), (44, 1851510), (55, 1481208), (60, 1357774), (66, 1234340), (88, 925755), (110, 740604), (120, 678887), (132, 617170), (165, 493736), (220, 370302), (264, 308585), (330, 246868), (440, 185151), (660, 123434), (1320, 61717)]