80646840

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{8297}}^1$

素因数の和:8323

約数の個数: 96

約数和(自身を含む): 271842480

約数和(自身を除く): 191195640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 8297, 9720, 16594, 24891, 33188, 41485, 49782, 66376, 74673, 82970, 99564, 124455, 149346, 165940, 199128, 224019, 248910, 298692, 331880, 373365, 448038, 497820, 597384, 672057, 746730, 896076, 995640, 1120095, 1344114, 1493460, 1792152, 2016171, 2240190, 2688228, 2986920, 3360285, 4032342, 4480380, 5376456, 6720570, 8064684, 8960760, 10080855, 13441140, 16129368, 20161710, 26882280, 40323420, 80646840]

約数ペア:

[(1, 80646840), (2, 40323420), (3, 26882280), (4, 20161710), (5, 16129368), (6, 13441140), (8, 10080855), (9, 8960760), (10, 8064684), (12, 6720570), (15, 5376456), (18, 4480380), (20, 4032342), (24, 3360285), (27, 2986920), (30, 2688228), (36, 2240190), (40, 2016171), (45, 1792152), (54, 1493460), (60, 1344114), (72, 1120095), (81, 995640), (90, 896076), (108, 746730), (120, 672057), (135, 597384), (162, 497820), (180, 448038), (216, 373365), (243, 331880), (270, 298692), (324, 248910), (360, 224019), (405, 199128), (486, 165940), (540, 149346), (648, 124455), (810, 99564), (972, 82970), (1080, 74673), (1215, 66376), (1620, 49782), (1944, 41485), (2430, 33188), (3240, 24891), (4860, 16594), (8297, 9720)]