81865080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2297}}^1$

素因数の和:2331

約数の個数: 160

約数和(自身を含む): 300302640

約数和(自身を除く): 218437560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1620, 1782, 1980, 2297, 2376, 2970, 3240, 3564, 3960, 4455, 4594, 5940, 6891, 7128, 8910, 9188, 11485, 11880, 13782, 17820, 18376, 20673, 22970, 25267, 27564, 34455, 35640, 41346, 45940, 50534, 55128, 62019, 68910, 75801, 82692, 91880, 101068, 103365, 124038, 126335, 137820, 151602, 165384, 186057, 202136, 206730, 227403, 248076, 252670, 275640, 303204, 310095, 372114, 379005, 413460, 454806, 496152, 505340, 606408, 620190, 682209, 744228, 758010, 826920, 909612, 930285, 1010680, 1137015, 1240380, 1364418, 1488456, 1516020, 1819224, 1860570, 2046627, 2274030, 2480760, 2728836, 3032040, 3411045, 3721140, 4093254, 4548060, 5457672, 6822090, 7442280, 8186508, 9096120, 10233135, 13644180, 16373016, 20466270, 27288360, 40932540, 81865080]

約数ペア:

[(1, 81865080), (2, 40932540), (3, 27288360), (4, 20466270), (5, 16373016), (6, 13644180), (8, 10233135), (9, 9096120), (10, 8186508), (11, 7442280), (12, 6822090), (15, 5457672), (18, 4548060), (20, 4093254), (22, 3721140), (24, 3411045), (27, 3032040), (30, 2728836), (33, 2480760), (36, 2274030), (40, 2046627), (44, 1860570), (45, 1819224), (54, 1516020), (55, 1488456), (60, 1364418), (66, 1240380), (72, 1137015), (81, 1010680), (88, 930285), (90, 909612), (99, 826920), (108, 758010), (110, 744228), (120, 682209), (132, 620190), (135, 606408), (162, 505340), (165, 496152), (180, 454806), (198, 413460), (216, 379005), (220, 372114), (264, 310095), (270, 303204), (297, 275640), (324, 252670), (330, 248076), (360, 227403), (396, 206730), (405, 202136), (440, 186057), (495, 165384), (540, 151602), (594, 137820), (648, 126335), (660, 124038), (792, 103365), (810, 101068), (891, 91880), (990, 82692), (1080, 75801), (1188, 68910), (1320, 62019), (1485, 55128), (1620, 50534), (1782, 45940), (1980, 41346), (2297, 35640), (2376, 34455), (2970, 27564), (3240, 25267), (3564, 22970), (3960, 20673), (4455, 18376), (4594, 17820), (5940, 13782), (6891, 11880), (7128, 11485), (8910, 9188)]