81867840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{797}}^1$

素因数の和:924

約数の個数: 112

約数和(自身を含む): 262688832

約数和(自身を除く): 180820992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 160, 192, 214, 240, 320, 321, 428, 480, 535, 642, 797, 856, 960, 1070, 1284, 1594, 1605, 1712, 2140, 2391, 2568, 3188, 3210, 3424, 3985, 4280, 4782, 5136, 6376, 6420, 6848, 7970, 8560, 9564, 10272, 11955, 12752, 12840, 15940, 17120, 19128, 20544, 23910, 25504, 25680, 31880, 34240, 38256, 47820, 51008, 51360, 63760, 76512, 85279, 95640, 102720, 127520, 153024, 170558, 191280, 255040, 255837, 341116, 382560, 426395, 511674, 682232, 765120, 852790, 1023348, 1279185, 1364464, 1705580, 2046696, 2558370, 2728928, 3411160, 4093392, 5116740, 5457856, 6822320, 8186784, 10233480, 13644640, 16373568, 20466960, 27289280, 40933920, 81867840]

約数ペア:

[(1, 81867840), (2, 40933920), (3, 27289280), (4, 20466960), (5, 16373568), (6, 13644640), (8, 10233480), (10, 8186784), (12, 6822320), (15, 5457856), (16, 5116740), (20, 4093392), (24, 3411160), (30, 2728928), (32, 2558370), (40, 2046696), (48, 1705580), (60, 1364464), (64, 1279185), (80, 1023348), (96, 852790), (107, 765120), (120, 682232), (160, 511674), (192, 426395), (214, 382560), (240, 341116), (320, 255837), (321, 255040), (428, 191280), (480, 170558), (535, 153024), (642, 127520), (797, 102720), (856, 95640), (960, 85279), (1070, 76512), (1284, 63760), (1594, 51360), (1605, 51008), (1712, 47820), (2140, 38256), (2391, 34240), (2568, 31880), (3188, 25680), (3210, 25504), (3424, 23910), (3985, 20544), (4280, 19128), (4782, 17120), (5136, 15940), (6376, 12840), (6420, 12752), (6848, 11955), (7970, 10272), (8560, 9564)]