31294080

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1811}}^1$

素因数の和:1839

約数の個数: 128

約数和(自身を含む): 110894400

約数和(自身を除く): 79600320

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, 1811, 1920, 2160, 2880, 3456, 3622, 4320, 5433, 5760, 7244, 8640, 9055, 10866, 14488, 16299, 17280, 18110, 21732, 27165, 28976, 32598, 36220, 43464, 48897, 54330, 57952, 65196, 72440, 81495, 86928, 97794, 108660, 115904, 130392, 144880, 162990, 173856, 195588, 217320, 231808, 244485, 260784, 289760, 325980, 347712, 391176, 434640, 488970, 521568, 579520, 651960, 695424, 782352, 869280, 977940, 1043136, 1159040, 1303920, 1564704, 1738560, 1955880, 2086272, 2607840, 3129408, 3477120, 3911760, 5215680, 6258816, 7823520, 10431360, 15647040, 31294080]

約数ペア:

[(1, 31294080), (2, 15647040), (3, 10431360), (4, 7823520), (5, 6258816), (6, 5215680), (8, 3911760), (9, 3477120), (10, 3129408), (12, 2607840), (15, 2086272), (16, 1955880), (18, 1738560), (20, 1564704), (24, 1303920), (27, 1159040), (30, 1043136), (32, 977940), (36, 869280), (40, 782352), (45, 695424), (48, 651960), (54, 579520), (60, 521568), (64, 488970), (72, 434640), (80, 391176), (90, 347712), (96, 325980), (108, 289760), (120, 260784), (128, 244485), (135, 231808), (144, 217320), (160, 195588), (180, 173856), (192, 162990), (216, 144880), (240, 130392), (270, 115904), (288, 108660), (320, 97794), (360, 86928), (384, 81495), (432, 72440), (480, 65196), (540, 57952), (576, 54330), (640, 48897), (720, 43464), (864, 36220), (960, 32598), (1080, 28976), (1152, 27165), (1440, 21732), (1728, 18110), (1811, 17280), (1920, 16299), (2160, 14488), (2880, 10866), (3456, 9055), (3622, 8640), (4320, 7244), (5433, 5760)]