317214720

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{1721}}^1$

素因数の和:1756

約数の個数: 156

約数和(自身を含む): 1100182356

約数和(自身を除く): 782967636

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1721, 1920, 2048, 2304, 2560, 2880, 3072, 3442, 3840, 4096, 4608, 5120, 5163, 5760, 6144, 6884, 7680, 8605, 9216, 10240, 10326, 11520, 12288, 13768, 15360, 15489, 17210, 18432, 20480, 20652, 23040, 25815, 27536, 30720, 30978, 34420, 36864, 41304, 46080, 51630, 55072, 61440, 61956, 68840, 77445, 82608, 92160, 103260, 110144, 123912, 137680, 154890, 165216, 184320, 206520, 220288, 247824, 275360, 309780, 330432, 413040, 440576, 495648, 550720, 619560, 660864, 826080, 881152, 991296, 1101440, 1239120, 1321728, 1652160, 1762304, 1982592, 2202880, 2478240, 2643456, 3304320, 3524608, 3965184, 4405760, 4956480, 5286912, 6608640, 7049216, 7930368, 8811520, 9912960, 10573824, 13217280, 15860736, 17623040, 19825920, 21147648, 26434560, 31721472, 35246080, 39651840, 52869120, 63442944, 79303680, 105738240, 158607360, 317214720]

約数ペア:

[(1, 317214720), (2, 158607360), (3, 105738240), (4, 79303680), (5, 63442944), (6, 52869120), (8, 39651840), (9, 35246080), (10, 31721472), (12, 26434560), (15, 21147648), (16, 19825920), (18, 17623040), (20, 15860736), (24, 13217280), (30, 10573824), (32, 9912960), (36, 8811520), (40, 7930368), (45, 7049216), (48, 6608640), (60, 5286912), (64, 4956480), (72, 4405760), (80, 3965184), (90, 3524608), (96, 3304320), (120, 2643456), (128, 2478240), (144, 2202880), (160, 1982592), (180, 1762304), (192, 1652160), (240, 1321728), (256, 1239120), (288, 1101440), (320, 991296), (360, 881152), (384, 826080), (480, 660864), (512, 619560), (576, 550720), (640, 495648), (720, 440576), (768, 413040), (960, 330432), (1024, 309780), (1152, 275360), (1280, 247824), (1440, 220288), (1536, 206520), (1721, 184320), (1920, 165216), (2048, 154890), (2304, 137680), (2560, 123912), (2880, 110144), (3072, 103260), (3442, 92160), (3840, 82608), (4096, 77445), (4608, 68840), (5120, 61956), (5163, 61440), (5760, 55072), (6144, 51630), (6884, 46080), (7680, 41304), (8605, 36864), (9216, 34420), (10240, 30978), (10326, 30720), (11520, 27536), (12288, 25815), (13768, 23040), (15360, 20652), (15489, 20480), (17210, 18432)]