1290530880

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{49789}}^1$

素因数の和:49818

約数の個数: 140

約数和(自身を含む): 4590737580

約数和(自身を除く): 3300206700

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 49789, 99578, 149367, 199156, 248945, 298734, 398312, 448101, 497890, 597468, 746835, 796624, 896202, 995780, 1194936, 1344303, 1493670, 1593248, 1792404, 1991560, 2240505, 2389872, 2688606, 2987340, 3186496, 3584808, 3983120, 4032909, 4481010, 4779744, 5377212, 5974680, 6721515, 7169616, 7966240, 8065818, 8962020, 9559488, 10754424, 11949360, 13443030, 14339232, 15932480, 16131636, 17924040, 20164545, 21508848, 23898720, 26886060, 28678464, 32263272, 35848080, 40329090, 43017696, 47797440, 53772120, 64526544, 71696160, 80658180, 86035392, 107544240, 129053088, 143392320, 161316360, 215088480, 258106176, 322632720, 430176960, 645265440, 1290530880]

約数ペア:

[(1, 1290530880), (2, 645265440), (3, 430176960), (4, 322632720), (5, 258106176), (6, 215088480), (8, 161316360), (9, 143392320), (10, 129053088), (12, 107544240), (15, 86035392), (16, 80658180), (18, 71696160), (20, 64526544), (24, 53772120), (27, 47797440), (30, 43017696), (32, 40329090), (36, 35848080), (40, 32263272), (45, 28678464), (48, 26886060), (54, 23898720), (60, 21508848), (64, 20164545), (72, 17924040), (80, 16131636), (81, 15932480), (90, 14339232), (96, 13443030), (108, 11949360), (120, 10754424), (135, 9559488), (144, 8962020), (160, 8065818), (162, 7966240), (180, 7169616), (192, 6721515), (216, 5974680), (240, 5377212), (270, 4779744), (288, 4481010), (320, 4032909), (324, 3983120), (360, 3584808), (405, 3186496), (432, 2987340), (480, 2688606), (540, 2389872), (576, 2240505), (648, 1991560), (720, 1792404), (810, 1593248), (864, 1493670), (960, 1344303), (1080, 1194936), (1296, 995780), (1440, 896202), (1620, 796624), (1728, 746835), (2160, 597468), (2592, 497890), (2880, 448101), (3240, 398312), (4320, 298734), (5184, 248945), (6480, 199156), (8640, 149367), (12960, 99578), (25920, 49789)]