16217880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 40806120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 449, 516, 602, 645, 840, 860, 898, 903, 1032, 1204, 1290, 1347, 1505, 1720, 1796, 1806, 2245, 2408, 2580, 2694, 3010, 3143, 3592, 3612, 4490, 4515, 5160, 5388, 6020, 6286, 6735, 7224, 8980, 9030, 9429, 10776, 12040, 12572, 13470, 15715, 17960, 18060, 18858, 19307, 25144, 26940, 31430, 36120, 37716, 38614, 47145, 53880, 57921, 62860, 75432, 77228, 94290, 96535, 115842, 125720, 135149, 154456, 188580, 193070, 231684, 270298, 289605, 377160, 386140, 405447, 463368, 540596, 579210, 675745, 772280, 810894, 1081192, 1158420, 1351490, 1621788, 2027235, 2316840, 2702980, 3243576, 4054470, 5405960, 8108940, 16217880]

約数ペア:

[(1, 16217880), (2, 8108940), (3, 5405960), (4, 4054470), (5, 3243576), (6, 2702980), (7, 2316840), (8, 2027235), (10, 1621788), (12, 1351490), (14, 1158420), (15, 1081192), (20, 810894), (21, 772280), (24, 675745), (28, 579210), (30, 540596), (35, 463368), (40, 405447), (42, 386140), (43, 377160), (56, 289605), (60, 270298), (70, 231684), (84, 193070), (86, 188580), (105, 154456), (120, 135149), (129, 125720), (140, 115842), (168, 96535), (172, 94290), (210, 77228), (215, 75432), (258, 62860), (280, 57921), (301, 53880), (344, 47145), (420, 38614), (430, 37716), (449, 36120), (516, 31430), (602, 26940), (645, 25144), (840, 19307), (860, 18858), (898, 18060), (903, 17960), (1032, 15715), (1204, 13470), (1290, 12572), (1347, 12040), (1505, 10776), (1720, 9429), (1796, 9030), (1806, 8980), (2245, 7224), (2408, 6735), (2580, 6286), (2694, 6020), (3010, 5388), (3143, 5160), (3592, 4515), (3612, 4490)]