118384240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1279}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 299980800

約数和(自身を除く): 181596560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 178, 208, 260, 356, 445, 520, 712, 890, 1040, 1157, 1279, 1424, 1780, 2314, 2558, 3560, 4628, 5116, 5785, 6395, 7120, 9256, 10232, 11570, 12790, 16627, 18512, 20464, 23140, 25580, 33254, 46280, 51160, 66508, 83135, 92560, 102320, 113831, 133016, 166270, 227662, 266032, 332540, 455324, 569155, 665080, 910648, 1138310, 1330160, 1479803, 1821296, 2276620, 2959606, 4553240, 5919212, 7399015, 9106480, 11838424, 14798030, 23676848, 29596060, 59192120, 118384240]

約数ペア:

[(1, 118384240), (2, 59192120), (4, 29596060), (5, 23676848), (8, 14798030), (10, 11838424), (13, 9106480), (16, 7399015), (20, 5919212), (26, 4553240), (40, 2959606), (52, 2276620), (65, 1821296), (80, 1479803), (89, 1330160), (104, 1138310), (130, 910648), (178, 665080), (208, 569155), (260, 455324), (356, 332540), (445, 266032), (520, 227662), (712, 166270), (890, 133016), (1040, 113831), (1157, 102320), (1279, 92560), (1424, 83135), (1780, 66508), (2314, 51160), (2558, 46280), (3560, 33254), (4628, 25580), (5116, 23140), (5785, 20464), (6395, 18512), (7120, 16627), (9256, 12790), (10232, 11570)]