209305920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{829}}^1$

素因数の和:1112

約数の個数: 112

約数和(自身を含む): 667877760

約数和(自身を除く): 458571840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 263, 320, 480, 526, 789, 829, 960, 1052, 1315, 1578, 1658, 2104, 2487, 2630, 3156, 3316, 3945, 4145, 4208, 4974, 5260, 6312, 6632, 7890, 8290, 8416, 9948, 10520, 12435, 12624, 13264, 15780, 16580, 16832, 19896, 21040, 24870, 25248, 26528, 31560, 33160, 39792, 42080, 49740, 50496, 53056, 63120, 66320, 79584, 84160, 99480, 126240, 132640, 159168, 198960, 218027, 252480, 265280, 397920, 436054, 654081, 795840, 872108, 1090135, 1308162, 1744216, 2180270, 2616324, 3270405, 3488432, 4360540, 5232648, 6540810, 6976864, 8721080, 10465296, 13081620, 13953728, 17442160, 20930592, 26163240, 34884320, 41861184, 52326480, 69768640, 104652960, 209305920]

約数ペア:

[(1, 209305920), (2, 104652960), (3, 69768640), (4, 52326480), (5, 41861184), (6, 34884320), (8, 26163240), (10, 20930592), (12, 17442160), (15, 13953728), (16, 13081620), (20, 10465296), (24, 8721080), (30, 6976864), (32, 6540810), (40, 5232648), (48, 4360540), (60, 3488432), (64, 3270405), (80, 2616324), (96, 2180270), (120, 1744216), (160, 1308162), (192, 1090135), (240, 872108), (263, 795840), (320, 654081), (480, 436054), (526, 397920), (789, 265280), (829, 252480), (960, 218027), (1052, 198960), (1315, 159168), (1578, 132640), (1658, 126240), (2104, 99480), (2487, 84160), (2630, 79584), (3156, 66320), (3316, 63120), (3945, 53056), (4145, 50496), (4208, 49740), (4974, 42080), (5260, 39792), (6312, 33160), (6632, 31560), (7890, 26528), (8290, 25248), (8416, 24870), (9948, 21040), (10520, 19896), (12435, 16832), (12624, 16580), (13264, 15780)]