189709780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 444528000

約数和(自身を除く): 254818220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 83, 118, 130, 149, 166, 236, 260, 295, 298, 332, 415, 590, 596, 745, 767, 830, 1079, 1180, 1490, 1534, 1660, 1937, 2158, 2980, 3068, 3835, 3874, 4316, 4897, 5395, 7670, 7748, 8791, 9685, 9794, 10790, 12367, 15340, 17582, 19370, 19588, 21580, 24485, 24734, 35164, 38740, 43955, 48970, 49468, 61835, 63661, 87910, 97940, 114283, 123670, 127322, 160771, 175820, 228566, 247340, 254644, 318305, 321542, 457132, 571415, 636610, 643084, 729653, 803855, 1142830, 1273220, 1459306, 1607710, 2285660, 2918612, 3215420, 3648265, 7296530, 9485489, 14593060, 18970978, 37941956, 47427445, 94854890, 189709780]

約数ペア:

[(1, 189709780), (2, 94854890), (4, 47427445), (5, 37941956), (10, 18970978), (13, 14593060), (20, 9485489), (26, 7296530), (52, 3648265), (59, 3215420), (65, 2918612), (83, 2285660), (118, 1607710), (130, 1459306), (149, 1273220), (166, 1142830), (236, 803855), (260, 729653), (295, 643084), (298, 636610), (332, 571415), (415, 457132), (590, 321542), (596, 318305), (745, 254644), (767, 247340), (830, 228566), (1079, 175820), (1180, 160771), (1490, 127322), (1534, 123670), (1660, 114283), (1937, 97940), (2158, 87910), (2980, 63661), (3068, 61835), (3835, 49468), (3874, 48970), (4316, 43955), (4897, 38740), (5395, 35164), (7670, 24734), (7748, 24485), (8791, 21580), (9685, 19588), (9794, 19370), (10790, 17582), (12367, 15340)]