18131040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1399}}^1$

素因数の和:1426

約数の個数: 120

約数和(自身を含む): 64033200

約数和(自身を除く): 45902160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1399, 1440, 1620, 2160, 2592, 2798, 3240, 4197, 4320, 5596, 6480, 6995, 8394, 11192, 12591, 12960, 13990, 16788, 20985, 22384, 25182, 27980, 33576, 37773, 41970, 44768, 50364, 55960, 62955, 67152, 75546, 83940, 100728, 111920, 113319, 125910, 134304, 151092, 167880, 188865, 201456, 223840, 226638, 251820, 302184, 335760, 377730, 402912, 453276, 503640, 566595, 604368, 671520, 755460, 906552, 1007280, 1133190, 1208736, 1510920, 1813104, 2014560, 2266380, 3021840, 3626208, 4532760, 6043680, 9065520, 18131040]

約数ペア:

[(1, 18131040), (2, 9065520), (3, 6043680), (4, 4532760), (5, 3626208), (6, 3021840), (8, 2266380), (9, 2014560), (10, 1813104), (12, 1510920), (15, 1208736), (16, 1133190), (18, 1007280), (20, 906552), (24, 755460), (27, 671520), (30, 604368), (32, 566595), (36, 503640), (40, 453276), (45, 402912), (48, 377730), (54, 335760), (60, 302184), (72, 251820), (80, 226638), (81, 223840), (90, 201456), (96, 188865), (108, 167880), (120, 151092), (135, 134304), (144, 125910), (160, 113319), (162, 111920), (180, 100728), (216, 83940), (240, 75546), (270, 67152), (288, 62955), (324, 55960), (360, 50364), (405, 44768), (432, 41970), (480, 37773), (540, 33576), (648, 27980), (720, 25182), (810, 22384), (864, 20985), (1080, 16788), (1296, 13990), (1399, 12960), (1440, 12591), (1620, 11192), (2160, 8394), (2592, 6995), (2798, 6480), (3240, 5596), (4197, 4320)]