1260558720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{72949}}^1$

素因数の和:72977

約数の個数: 128

約数和(自身を含む): 4464540000

約数和(自身を除く): 3203981280

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 72949, 145898, 218847, 291796, 364745, 437694, 583592, 656541, 729490, 875388, 1094235, 1167184, 1313082, 1458980, 1750776, 1969623, 2188470, 2334368, 2626164, 2917960, 3282705, 3501552, 3939246, 4376940, 4668736, 5252328, 5835920, 6565410, 7003104, 7878492, 8753880, 9337472, 9848115, 10504656, 11671840, 13130820, 14006208, 15756984, 17507760, 19696230, 21009312, 23343680, 26261640, 28012416, 31513968, 35015520, 39392460, 42018624, 46687360, 52523280, 63027936, 70031040, 78784920, 84037248, 105046560, 126055872, 140062080, 157569840, 210093120, 252111744, 315139680, 420186240, 630279360, 1260558720]

約数ペア:

[(1, 1260558720), (2, 630279360), (3, 420186240), (4, 315139680), (5, 252111744), (6, 210093120), (8, 157569840), (9, 140062080), (10, 126055872), (12, 105046560), (15, 84037248), (16, 78784920), (18, 70031040), (20, 63027936), (24, 52523280), (27, 46687360), (30, 42018624), (32, 39392460), (36, 35015520), (40, 31513968), (45, 28012416), (48, 26261640), (54, 23343680), (60, 21009312), (64, 19696230), (72, 17507760), (80, 15756984), (90, 14006208), (96, 13130820), (108, 11671840), (120, 10504656), (128, 9848115), (135, 9337472), (144, 8753880), (160, 7878492), (180, 7003104), (192, 6565410), (216, 5835920), (240, 5252328), (270, 4668736), (288, 4376940), (320, 3939246), (360, 3501552), (384, 3282705), (432, 2917960), (480, 2626164), (540, 2334368), (576, 2188470), (640, 1969623), (720, 1750776), (864, 1458980), (960, 1313082), (1080, 1167184), (1152, 1094235), (1440, 875388), (1728, 729490), (1920, 656541), (2160, 583592), (2880, 437694), (3456, 364745), (4320, 291796), (5760, 218847), (8640, 145898), (17280, 72949)]