11971440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1311

約数の個数: 120

約数和(自身を含む): 43330560

約数和(自身を除く): 31359120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1279, 1560, 1872, 2340, 2558, 3120, 3837, 4680, 5116, 6395, 7674, 9360, 10232, 11511, 12790, 15348, 16627, 19185, 20464, 23022, 25580, 30696, 33254, 38370, 46044, 49881, 51160, 57555, 61392, 66508, 76740, 83135, 92088, 99762, 102320, 115110, 133016, 149643, 153480, 166270, 184176, 199524, 230220, 249405, 266032, 299286, 306960, 332540, 399048, 460440, 498810, 598572, 665080, 748215, 798096, 920880, 997620, 1197144, 1330160, 1496430, 1995240, 2394288, 2992860, 3990480, 5985720, 11971440]

約数ペア:

[(1, 11971440), (2, 5985720), (3, 3990480), (4, 2992860), (5, 2394288), (6, 1995240), (8, 1496430), (9, 1330160), (10, 1197144), (12, 997620), (13, 920880), (15, 798096), (16, 748215), (18, 665080), (20, 598572), (24, 498810), (26, 460440), (30, 399048), (36, 332540), (39, 306960), (40, 299286), (45, 266032), (48, 249405), (52, 230220), (60, 199524), (65, 184176), (72, 166270), (78, 153480), (80, 149643), (90, 133016), (104, 115110), (117, 102320), (120, 99762), (130, 92088), (144, 83135), (156, 76740), (180, 66508), (195, 61392), (208, 57555), (234, 51160), (240, 49881), (260, 46044), (312, 38370), (360, 33254), (390, 30696), (468, 25580), (520, 23022), (585, 20464), (624, 19185), (720, 16627), (780, 15348), (936, 12790), (1040, 11511), (1170, 10232), (1279, 9360), (1560, 7674), (1872, 6395), (2340, 5116), (2558, 4680), (3120, 3837)]