280547982

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 748984320

約数和(自身を除く): 468436338

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 47, 54, 66, 78, 94, 99, 117, 141, 143, 198, 234, 282, 286, 297, 351, 423, 429, 517, 594, 611, 702, 773, 846, 858, 1034, 1222, 1269, 1287, 1546, 1551, 1833, 2319, 2538, 2574, 3102, 3666, 3861, 4638, 4653, 5499, 6721, 6957, 7722, 8503, 9306, 10049, 10998, 13442, 13914, 13959, 16497, 17006, 20098, 20163, 20871, 25509, 27918, 30147, 32994, 36331, 40326, 41742, 51018, 60294, 60489, 72662, 76527, 90441, 108993, 110539, 120978, 153054, 180882, 181467, 217986, 221078, 229581, 271323, 326979, 331617, 362934, 399641, 459162, 472303, 542646, 653958, 663234, 799282, 944606, 980937, 994851, 1198923, 1416909, 1961874, 1989702, 2397846, 2833818, 2984553, 3596769, 4250727, 5195333, 5969106, 7193538, 8501454, 10390666, 10790307, 12752181, 15585999, 21580614, 25504362, 31171998, 46757997, 93515994, 140273991, 280547982]

約数ペア:

[(1, 280547982), (2, 140273991), (3, 93515994), (6, 46757997), (9, 31171998), (11, 25504362), (13, 21580614), (18, 15585999), (22, 12752181), (26, 10790307), (27, 10390666), (33, 8501454), (39, 7193538), (47, 5969106), (54, 5195333), (66, 4250727), (78, 3596769), (94, 2984553), (99, 2833818), (117, 2397846), (141, 1989702), (143, 1961874), (198, 1416909), (234, 1198923), (282, 994851), (286, 980937), (297, 944606), (351, 799282), (423, 663234), (429, 653958), (517, 542646), (594, 472303), (611, 459162), (702, 399641), (773, 362934), (846, 331617), (858, 326979), (1034, 271323), (1222, 229581), (1269, 221078), (1287, 217986), (1546, 181467), (1551, 180882), (1833, 153054), (2319, 120978), (2538, 110539), (2574, 108993), (3102, 90441), (3666, 76527), (3861, 72662), (4638, 60489), (4653, 60294), (5499, 51018), (6721, 41742), (6957, 40326), (7722, 36331), (8503, 32994), (9306, 30147), (10049, 27918), (10998, 25509), (13442, 20871), (13914, 20163), (13959, 20098), (16497, 17006)]