1990211040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{460697}}^1$

素因数の和:460721

約数の個数: 96

約数和(自身を含む): 6965753760

約数和(自身を除く): 4975542720

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, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 460697, 921394, 1382091, 1842788, 2303485, 2764182, 3685576, 4146273, 4606970, 5528364, 6910455, 7371152, 8292546, 9213940, 11056728, 12438819, 13820910, 14742304, 16585092, 18427880, 20731365, 22113456, 24877638, 27641820, 33170184, 36855760, 41462730, 44226912, 49755276, 55283640, 62194095, 66340368, 73711520, 82925460, 99510552, 110567280, 124388190, 132680736, 165850920, 199021104, 221134560, 248776380, 331701840, 398042208, 497552760, 663403680, 995105520, 1990211040]

約数ペア:

[(1, 1990211040), (2, 995105520), (3, 663403680), (4, 497552760), (5, 398042208), (6, 331701840), (8, 248776380), (9, 221134560), (10, 199021104), (12, 165850920), (15, 132680736), (16, 124388190), (18, 110567280), (20, 99510552), (24, 82925460), (27, 73711520), (30, 66340368), (32, 62194095), (36, 55283640), (40, 49755276), (45, 44226912), (48, 41462730), (54, 36855760), (60, 33170184), (72, 27641820), (80, 24877638), (90, 22113456), (96, 20731365), (108, 18427880), (120, 16585092), (135, 14742304), (144, 13820910), (160, 12438819), (180, 11056728), (216, 9213940), (240, 8292546), (270, 7371152), (288, 6910455), (360, 5528364), (432, 4606970), (480, 4146273), (540, 3685576), (720, 2764182), (864, 2303485), (1080, 1842788), (1440, 1382091), (2160, 921394), (4320, 460697)]