12804660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 44029440

約数和(自身を除く): 31224780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 223, 261, 290, 319, 330, 348, 396, 435, 446, 495, 522, 580, 638, 660, 669, 870, 892, 957, 990, 1044, 1115, 1276, 1305, 1338, 1595, 1740, 1914, 1980, 2007, 2230, 2453, 2610, 2676, 2871, 3190, 3345, 3828, 4014, 4460, 4785, 4906, 5220, 5742, 6380, 6467, 6690, 7359, 8028, 9570, 9812, 10035, 11484, 12265, 12934, 13380, 14355, 14718, 19140, 19401, 20070, 22077, 24530, 25868, 28710, 29436, 32335, 36795, 38802, 40140, 44154, 49060, 57420, 58203, 64670, 71137, 73590, 77604, 88308, 97005, 110385, 116406, 129340, 142274, 147180, 194010, 213411, 220770, 232812, 284548, 291015, 355685, 388020, 426822, 441540, 582030, 640233, 711370, 853644, 1067055, 1164060, 1280466, 1422740, 2134110, 2560932, 3201165, 4268220, 6402330, 12804660]

約数ペア:

[(1, 12804660), (2, 6402330), (3, 4268220), (4, 3201165), (5, 2560932), (6, 2134110), (9, 1422740), (10, 1280466), (11, 1164060), (12, 1067055), (15, 853644), (18, 711370), (20, 640233), (22, 582030), (29, 441540), (30, 426822), (33, 388020), (36, 355685), (44, 291015), (45, 284548), (55, 232812), (58, 220770), (60, 213411), (66, 194010), (87, 147180), (90, 142274), (99, 129340), (110, 116406), (116, 110385), (132, 97005), (145, 88308), (165, 77604), (174, 73590), (180, 71137), (198, 64670), (220, 58203), (223, 57420), (261, 49060), (290, 44154), (319, 40140), (330, 38802), (348, 36795), (396, 32335), (435, 29436), (446, 28710), (495, 25868), (522, 24530), (580, 22077), (638, 20070), (660, 19401), (669, 19140), (870, 14718), (892, 14355), (957, 13380), (990, 12934), (1044, 12265), (1115, 11484), (1276, 10035), (1305, 9812), (1338, 9570), (1595, 8028), (1740, 7359), (1914, 6690), (1980, 6467), (2007, 6380), (2230, 5742), (2453, 5220), (2610, 4906), (2676, 4785), (2871, 4460), (3190, 4014), (3345, 3828)]