81882108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 261381120

約数和(自身を除く): 179499012

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 109, 126, 132, 154, 198, 218, 231, 252, 271, 308, 327, 396, 436, 462, 542, 654, 693, 763, 813, 924, 981, 1084, 1199, 1308, 1386, 1526, 1626, 1897, 1962, 2289, 2398, 2439, 2772, 2981, 3052, 3252, 3597, 3794, 3924, 4578, 4796, 4878, 5691, 5962, 6867, 7194, 7588, 8393, 8943, 9156, 9756, 10791, 11382, 11924, 13734, 14388, 16786, 17073, 17886, 20867, 21582, 22764, 25179, 26829, 27468, 29539, 33572, 34146, 35772, 41734, 43164, 50358, 53658, 59078, 62601, 68292, 75537, 83468, 88617, 100716, 107316, 118156, 125202, 151074, 177234, 187803, 206773, 250404, 265851, 302148, 324929, 354468, 375606, 413546, 531702, 620319, 649858, 751212, 827092, 974787, 1063404, 1240638, 1299716, 1860957, 1949574, 2274503, 2481276, 2924361, 3721914, 3899148, 4549006, 5848722, 6823509, 7443828, 9098012, 11697444, 13647018, 20470527, 27294036, 40941054, 81882108]

約数ペア:

[(1, 81882108), (2, 40941054), (3, 27294036), (4, 20470527), (6, 13647018), (7, 11697444), (9, 9098012), (11, 7443828), (12, 6823509), (14, 5848722), (18, 4549006), (21, 3899148), (22, 3721914), (28, 2924361), (33, 2481276), (36, 2274503), (42, 1949574), (44, 1860957), (63, 1299716), (66, 1240638), (77, 1063404), (84, 974787), (99, 827092), (109, 751212), (126, 649858), (132, 620319), (154, 531702), (198, 413546), (218, 375606), (231, 354468), (252, 324929), (271, 302148), (308, 265851), (327, 250404), (396, 206773), (436, 187803), (462, 177234), (542, 151074), (654, 125202), (693, 118156), (763, 107316), (813, 100716), (924, 88617), (981, 83468), (1084, 75537), (1199, 68292), (1308, 62601), (1386, 59078), (1526, 53658), (1626, 50358), (1897, 43164), (1962, 41734), (2289, 35772), (2398, 34146), (2439, 33572), (2772, 29539), (2981, 27468), (3052, 26829), (3252, 25179), (3597, 22764), (3794, 21582), (3924, 20867), (4578, 17886), (4796, 17073), (4878, 16786), (5691, 14388), (5962, 13734), (6867, 11924), (7194, 11382), (7588, 10791), (8393, 9756), (8943, 9156)]