15159320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 37635840

約数和(自身を除く): 22476520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 263, 440, 524, 526, 655, 1048, 1052, 1310, 1315, 1441, 2104, 2620, 2630, 2882, 2893, 5240, 5260, 5764, 5786, 7205, 10520, 11528, 11572, 14410, 14465, 23144, 28820, 28930, 34453, 57640, 57860, 68906, 115720, 137812, 172265, 275624, 344530, 378983, 689060, 757966, 1378120, 1515932, 1894915, 3031864, 3789830, 7579660, 15159320]

約数ペア:

[(1, 15159320), (2, 7579660), (4, 3789830), (5, 3031864), (8, 1894915), (10, 1515932), (11, 1378120), (20, 757966), (22, 689060), (40, 378983), (44, 344530), (55, 275624), (88, 172265), (110, 137812), (131, 115720), (220, 68906), (262, 57860), (263, 57640), (440, 34453), (524, 28930), (526, 28820), (655, 23144), (1048, 14465), (1052, 14410), (1310, 11572), (1315, 11528), (1441, 10520), (2104, 7205), (2620, 5786), (2630, 5764), (2882, 5260), (2893, 5240)]