67368420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 235941888

約数和(自身を除く): 168573468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 127, 140, 180, 210, 252, 254, 315, 381, 420, 421, 508, 630, 635, 762, 842, 889, 1143, 1260, 1263, 1270, 1524, 1684, 1778, 1905, 2105, 2286, 2526, 2540, 2667, 2947, 3556, 3789, 3810, 4210, 4445, 4572, 5052, 5334, 5715, 5894, 6315, 7578, 7620, 8001, 8420, 8841, 8890, 10668, 11430, 11788, 12630, 13335, 14735, 15156, 16002, 17682, 17780, 18945, 22860, 25260, 26523, 26670, 29470, 32004, 35364, 37890, 40005, 44205, 53046, 53340, 53467, 58940, 75780, 80010, 88410, 106092, 106934, 132615, 160020, 160401, 176820, 213868, 265230, 267335, 320802, 374269, 481203, 530460, 534670, 641604, 748538, 802005, 962406, 1069340, 1122807, 1497076, 1604010, 1871345, 1924812, 2245614, 2406015, 3208020, 3368421, 3742690, 4491228, 4812030, 5614035, 6736842, 7485380, 9624060, 11228070, 13473684, 16842105, 22456140, 33684210, 67368420]

約数ペア:

[(1, 67368420), (2, 33684210), (3, 22456140), (4, 16842105), (5, 13473684), (6, 11228070), (7, 9624060), (9, 7485380), (10, 6736842), (12, 5614035), (14, 4812030), (15, 4491228), (18, 3742690), (20, 3368421), (21, 3208020), (28, 2406015), (30, 2245614), (35, 1924812), (36, 1871345), (42, 1604010), (45, 1497076), (60, 1122807), (63, 1069340), (70, 962406), (84, 802005), (90, 748538), (105, 641604), (126, 534670), (127, 530460), (140, 481203), (180, 374269), (210, 320802), (252, 267335), (254, 265230), (315, 213868), (381, 176820), (420, 160401), (421, 160020), (508, 132615), (630, 106934), (635, 106092), (762, 88410), (842, 80010), (889, 75780), (1143, 58940), (1260, 53467), (1263, 53340), (1270, 53046), (1524, 44205), (1684, 40005), (1778, 37890), (1905, 35364), (2105, 32004), (2286, 29470), (2526, 26670), (2540, 26523), (2667, 25260), (2947, 22860), (3556, 18945), (3789, 17780), (3810, 17682), (4210, 16002), (4445, 15156), (4572, 14735), (5052, 13335), (5334, 12630), (5715, 11788), (5894, 11430), (6315, 10668), (7578, 8890), (7620, 8841), (8001, 8420)]