208312020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{55109}}^1$

素因数の和:55134

約数の個数: 96

約数和(自身を含む): 740678400

約数和(自身を除く): 532366380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 55109, 110218, 165327, 220436, 275545, 330654, 385763, 495981, 551090, 661308, 771526, 826635, 991962, 1102180, 1157289, 1487943, 1543052, 1653270, 1928815, 1983924, 2314578, 2479905, 2975886, 3306540, 3471867, 3857630, 4629156, 4959810, 5786445, 5951772, 6943734, 7439715, 7715260, 9919620, 10415601, 11572890, 13887468, 14879430, 17359335, 20831202, 23145780, 29758860, 34718670, 41662404, 52078005, 69437340, 104156010, 208312020]

約数ペア:

[(1, 208312020), (2, 104156010), (3, 69437340), (4, 52078005), (5, 41662404), (6, 34718670), (7, 29758860), (9, 23145780), (10, 20831202), (12, 17359335), (14, 14879430), (15, 13887468), (18, 11572890), (20, 10415601), (21, 9919620), (27, 7715260), (28, 7439715), (30, 6943734), (35, 5951772), (36, 5786445), (42, 4959810), (45, 4629156), (54, 3857630), (60, 3471867), (63, 3306540), (70, 2975886), (84, 2479905), (90, 2314578), (105, 1983924), (108, 1928815), (126, 1653270), (135, 1543052), (140, 1487943), (180, 1157289), (189, 1102180), (210, 991962), (252, 826635), (270, 771526), (315, 661308), (378, 551090), (420, 495981), (540, 385763), (630, 330654), (756, 275545), (945, 220436), (1260, 165327), (1890, 110218), (3780, 55109)]