71795220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1077

約数の個数: 96

約数和(自身を含む): 231168000

約数和(自身を除く): 159372780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 398, 420, 597, 796, 859, 995, 1194, 1393, 1718, 1990, 2388, 2577, 2786, 2985, 3436, 3980, 4179, 4295, 5154, 5572, 5970, 6013, 6965, 8358, 8590, 10308, 11940, 12026, 12885, 13930, 16716, 17180, 18039, 20895, 24052, 25770, 27860, 30065, 36078, 41790, 51540, 60130, 72156, 83580, 90195, 120260, 170941, 180390, 341882, 360780, 512823, 683764, 854705, 1025646, 1196587, 1709410, 2051292, 2393174, 2564115, 3418820, 3589761, 4786348, 5128230, 5982935, 7179522, 10256460, 11965870, 14359044, 17948805, 23931740, 35897610, 71795220]

約数ペア:

[(1, 71795220), (2, 35897610), (3, 23931740), (4, 17948805), (5, 14359044), (6, 11965870), (7, 10256460), (10, 7179522), (12, 5982935), (14, 5128230), (15, 4786348), (20, 3589761), (21, 3418820), (28, 2564115), (30, 2393174), (35, 2051292), (42, 1709410), (60, 1196587), (70, 1025646), (84, 854705), (105, 683764), (140, 512823), (199, 360780), (210, 341882), (398, 180390), (420, 170941), (597, 120260), (796, 90195), (859, 83580), (995, 72156), (1194, 60130), (1393, 51540), (1718, 41790), (1990, 36078), (2388, 30065), (2577, 27860), (2786, 25770), (2985, 24052), (3436, 20895), (3980, 18039), (4179, 17180), (4295, 16716), (5154, 13930), (5572, 12885), (5970, 12026), (6013, 11940), (6965, 10308), (8358, 8590)]