490254120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{449}}^1$

素因数の和:809

約数の個数: 160

約数和(自身を含む): 1656369000

約数和(自身を除く): 1166114880

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, 270, 324, 337, 360, 405, 449, 540, 648, 674, 810, 898, 1011, 1080, 1347, 1348, 1620, 1685, 1796, 2022, 2245, 2694, 2696, 3033, 3240, 3370, 3592, 4041, 4044, 4490, 5055, 5388, 6066, 6735, 6740, 8082, 8088, 8980, 9099, 10110, 10776, 12123, 12132, 13470, 13480, 15165, 16164, 17960, 18198, 20205, 20220, 24246, 24264, 26940, 27297, 30330, 32328, 36369, 36396, 40410, 40440, 45495, 48492, 53880, 54594, 60615, 60660, 72738, 72792, 80820, 90990, 96984, 109188, 121230, 121320, 136485, 145476, 151313, 161640, 181845, 181980, 218376, 242460, 272970, 290952, 302626, 363690, 363960, 453939, 484920, 545940, 605252, 727380, 756565, 907878, 1091880, 1210504, 1361817, 1454760, 1513130, 1815756, 2269695, 2723634, 3026260, 3631512, 4085451, 4539390, 5447268, 6052520, 6809085, 8170902, 9078780, 10894536, 12256353, 13618170, 16341804, 18157560, 20427255, 24512706, 27236340, 32683608, 40854510, 49025412, 54472680, 61281765, 81709020, 98050824, 122563530, 163418040, 245127060, 490254120]

約数ペア:

[(1, 490254120), (2, 245127060), (3, 163418040), (4, 122563530), (5, 98050824), (6, 81709020), (8, 61281765), (9, 54472680), (10, 49025412), (12, 40854510), (15, 32683608), (18, 27236340), (20, 24512706), (24, 20427255), (27, 18157560), (30, 16341804), (36, 13618170), (40, 12256353), (45, 10894536), (54, 9078780), (60, 8170902), (72, 6809085), (81, 6052520), (90, 5447268), (108, 4539390), (120, 4085451), (135, 3631512), (162, 3026260), (180, 2723634), (216, 2269695), (270, 1815756), (324, 1513130), (337, 1454760), (360, 1361817), (405, 1210504), (449, 1091880), (540, 907878), (648, 756565), (674, 727380), (810, 605252), (898, 545940), (1011, 484920), (1080, 453939), (1347, 363960), (1348, 363690), (1620, 302626), (1685, 290952), (1796, 272970), (2022, 242460), (2245, 218376), (2694, 181980), (2696, 181845), (3033, 161640), (3240, 151313), (3370, 145476), (3592, 136485), (4041, 121320), (4044, 121230), (4490, 109188), (5055, 96984), (5388, 90990), (6066, 80820), (6735, 72792), (6740, 72738), (8082, 60660), (8088, 60615), (8980, 54594), (9099, 53880), (10110, 48492), (10776, 45495), (12123, 40440), (12132, 40410), (13470, 36396), (13480, 36369), (15165, 32328), (16164, 30330), (17960, 27297), (18198, 26940), (20205, 24264), (20220, 24246)]