51338880

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{2971}}^1$

素因数の和:2999

約数の個数: 128

約数和(自身を含む): 181886400

約数和(自身を除く): 130547520

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, 2971, 3456, 4320, 5760, 5942, 8640, 8913, 11884, 14855, 17280, 17826, 23768, 26739, 29710, 35652, 44565, 47536, 53478, 59420, 71304, 80217, 89130, 95072, 106956, 118840, 133695, 142608, 160434, 178260, 190144, 213912, 237680, 267390, 285216, 320868, 356520, 380288, 401085, 427824, 475360, 534780, 570432, 641736, 713040, 802170, 855648, 950720, 1069560, 1140864, 1283472, 1426080, 1604340, 1711296, 1901440, 2139120, 2566944, 2852160, 3208680, 3422592, 4278240, 5133888, 5704320, 6417360, 8556480, 10267776, 12834720, 17112960, 25669440, 51338880]

約数ペア:

[(1, 51338880), (2, 25669440), (3, 17112960), (4, 12834720), (5, 10267776), (6, 8556480), (8, 6417360), (9, 5704320), (10, 5133888), (12, 4278240), (15, 3422592), (16, 3208680), (18, 2852160), (20, 2566944), (24, 2139120), (27, 1901440), (30, 1711296), (32, 1604340), (36, 1426080), (40, 1283472), (45, 1140864), (48, 1069560), (54, 950720), (60, 855648), (64, 802170), (72, 713040), (80, 641736), (90, 570432), (96, 534780), (108, 475360), (120, 427824), (128, 401085), (135, 380288), (144, 356520), (160, 320868), (180, 285216), (192, 267390), (216, 237680), (240, 213912), (270, 190144), (288, 178260), (320, 160434), (360, 142608), (384, 133695), (432, 118840), (480, 106956), (540, 95072), (576, 89130), (640, 80217), (720, 71304), (864, 59420), (960, 53478), (1080, 47536), (1152, 44565), (1440, 35652), (1728, 29710), (1920, 26739), (2160, 23768), (2880, 17826), (2971, 17280), (3456, 14855), (4320, 11884), (5760, 8913), (5942, 8640)]