209609580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{787}}^1$

素因数の和:1015

約数の個数: 96

約数和(自身を含む): 616379904

約数和(自身を除く): 406770324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 193, 230, 276, 345, 386, 460, 579, 690, 772, 787, 965, 1158, 1380, 1574, 1930, 2316, 2361, 2895, 3148, 3860, 3935, 4439, 4722, 5790, 7870, 8878, 9444, 11580, 11805, 13317, 15740, 17756, 18101, 22195, 23610, 26634, 36202, 44390, 47220, 53268, 54303, 66585, 72404, 88780, 90505, 108606, 133170, 151891, 181010, 217212, 266340, 271515, 303782, 362020, 455673, 543030, 607564, 759455, 911346, 1086060, 1518910, 1822692, 2278365, 3037820, 3493493, 4556730, 6986986, 9113460, 10480479, 13973972, 17467465, 20960958, 34934930, 41921916, 52402395, 69869860, 104804790, 209609580]

約数ペア:

[(1, 209609580), (2, 104804790), (3, 69869860), (4, 52402395), (5, 41921916), (6, 34934930), (10, 20960958), (12, 17467465), (15, 13973972), (20, 10480479), (23, 9113460), (30, 6986986), (46, 4556730), (60, 3493493), (69, 3037820), (92, 2278365), (115, 1822692), (138, 1518910), (193, 1086060), (230, 911346), (276, 759455), (345, 607564), (386, 543030), (460, 455673), (579, 362020), (690, 303782), (772, 271515), (787, 266340), (965, 217212), (1158, 181010), (1380, 151891), (1574, 133170), (1930, 108606), (2316, 90505), (2361, 88780), (2895, 72404), (3148, 66585), (3860, 54303), (3935, 53268), (4439, 47220), (4722, 44390), (5790, 36202), (7870, 26634), (8878, 23610), (9444, 22195), (11580, 18101), (11805, 17756), (13317, 15740)]