399767040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{17351}}^1$

素因数の和:17380

約数の個数: 120

約数和(自身を含む): 1384585488

約数和(自身を除く): 984818448

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, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 17351, 23040, 34702, 52053, 69404, 86755, 104106, 138808, 156159, 173510, 208212, 260265, 277616, 312318, 347020, 416424, 520530, 555232, 624636, 694040, 780795, 832848, 1041060, 1110464, 1249272, 1388080, 1561590, 1665696, 2082120, 2220928, 2498544, 2776160, 3123180, 3331392, 4164240, 4441856, 4997088, 5552320, 6246360, 6662784, 8328480, 8883712, 9994176, 11104640, 12492720, 13325568, 16656960, 19988352, 22209280, 24985440, 26651136, 33313920, 39976704, 44418560, 49970880, 66627840, 79953408, 99941760, 133255680, 199883520, 399767040]

約数ペア:

[(1, 399767040), (2, 199883520), (3, 133255680), (4, 99941760), (5, 79953408), (6, 66627840), (8, 49970880), (9, 44418560), (10, 39976704), (12, 33313920), (15, 26651136), (16, 24985440), (18, 22209280), (20, 19988352), (24, 16656960), (30, 13325568), (32, 12492720), (36, 11104640), (40, 9994176), (45, 8883712), (48, 8328480), (60, 6662784), (64, 6246360), (72, 5552320), (80, 4997088), (90, 4441856), (96, 4164240), (120, 3331392), (128, 3123180), (144, 2776160), (160, 2498544), (180, 2220928), (192, 2082120), (240, 1665696), (256, 1561590), (288, 1388080), (320, 1249272), (360, 1110464), (384, 1041060), (480, 832848), (512, 780795), (576, 694040), (640, 624636), (720, 555232), (768, 520530), (960, 416424), (1152, 347020), (1280, 312318), (1440, 277616), (1536, 260265), (1920, 208212), (2304, 173510), (2560, 156159), (2880, 138808), (3840, 104106), (4608, 86755), (5760, 69404), (7680, 52053), (11520, 34702), (17351, 23040)]