557046720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{21491}}^1$

素因数の和:21520

約数の個数: 140

約数和(自身を含む): 1981605384

約数和(自身を除く): 1424558664

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 21491, 25920, 42982, 64473, 85964, 107455, 128946, 171928, 193419, 214910, 257892, 322365, 343856, 386838, 429820, 515784, 580257, 644730, 687712, 773676, 859640, 967095, 1031568, 1160514, 1289460, 1375424, 1547352, 1719280, 1740771, 1934190, 2063136, 2321028, 2578920, 2901285, 3094704, 3438560, 3481542, 3868380, 4126272, 4642056, 5157840, 5802570, 6189408, 6877120, 6963084, 7736760, 8703855, 9284112, 10315680, 11605140, 12378816, 13926168, 15473520, 17407710, 18568224, 20631360, 23210280, 27852336, 30947040, 34815420, 37136448, 46420560, 55704672, 61894080, 69630840, 92841120, 111409344, 139261680, 185682240, 278523360, 557046720]

約数ペア:

[(1, 557046720), (2, 278523360), (3, 185682240), (4, 139261680), (5, 111409344), (6, 92841120), (8, 69630840), (9, 61894080), (10, 55704672), (12, 46420560), (15, 37136448), (16, 34815420), (18, 30947040), (20, 27852336), (24, 23210280), (27, 20631360), (30, 18568224), (32, 17407710), (36, 15473520), (40, 13926168), (45, 12378816), (48, 11605140), (54, 10315680), (60, 9284112), (64, 8703855), (72, 7736760), (80, 6963084), (81, 6877120), (90, 6189408), (96, 5802570), (108, 5157840), (120, 4642056), (135, 4126272), (144, 3868380), (160, 3481542), (162, 3438560), (180, 3094704), (192, 2901285), (216, 2578920), (240, 2321028), (270, 2063136), (288, 1934190), (320, 1740771), (324, 1719280), (360, 1547352), (405, 1375424), (432, 1289460), (480, 1160514), (540, 1031568), (576, 967095), (648, 859640), (720, 773676), (810, 687712), (864, 644730), (960, 580257), (1080, 515784), (1296, 429820), (1440, 386838), (1620, 343856), (1728, 322365), (2160, 257892), (2592, 214910), (2880, 193419), (3240, 171928), (4320, 128946), (5184, 107455), (6480, 85964), (8640, 64473), (12960, 42982), (21491, 25920)]