210860220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 602300160

約数和(自身を除く): 391439940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 139, 193, 262, 278, 386, 393, 417, 524, 556, 579, 655, 695, 772, 786, 834, 965, 1158, 1310, 1390, 1572, 1668, 1930, 1965, 2085, 2316, 2620, 2780, 2895, 3860, 3930, 4170, 5790, 7860, 8340, 11580, 18209, 25283, 26827, 36418, 50566, 53654, 54627, 72836, 75849, 80481, 91045, 101132, 107308, 109254, 126415, 134135, 151698, 160962, 182090, 218508, 252830, 268270, 273135, 303396, 321924, 364180, 379245, 402405, 505660, 536540, 546270, 758490, 804810, 1092540, 1516980, 1609620, 3514337, 7028674, 10543011, 14057348, 17571685, 21086022, 35143370, 42172044, 52715055, 70286740, 105430110, 210860220]

約数ペア:

[(1, 210860220), (2, 105430110), (3, 70286740), (4, 52715055), (5, 42172044), (6, 35143370), (10, 21086022), (12, 17571685), (15, 14057348), (20, 10543011), (30, 7028674), (60, 3514337), (131, 1609620), (139, 1516980), (193, 1092540), (262, 804810), (278, 758490), (386, 546270), (393, 536540), (417, 505660), (524, 402405), (556, 379245), (579, 364180), (655, 321924), (695, 303396), (772, 273135), (786, 268270), (834, 252830), (965, 218508), (1158, 182090), (1310, 160962), (1390, 151698), (1572, 134135), (1668, 126415), (1930, 109254), (1965, 107308), (2085, 101132), (2316, 91045), (2620, 80481), (2780, 75849), (2895, 72836), (3860, 54627), (3930, 53654), (4170, 50566), (5790, 36418), (7860, 26827), (8340, 25283), (11580, 18209)]