19707248160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1520621}}^1$

素因数の和:1520648

約数の個数: 120

約数和(自身を含む): 69550209036

約数和(自身を除く): 49842960876

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 1520621, 3041242, 4561863, 6082484, 7603105, 9123726, 12164968, 13685589, 15206210, 18247452, 22809315, 24329936, 27371178, 30412420, 36494904, 41056767, 45618630, 48659872, 54742356, 60824840, 68427945, 72989808, 82113534, 91237260, 109484712, 121649680, 123170301, 136855890, 145979616, 164227068, 182474520, 205283835, 218969424, 243299360, 246340602, 273711780, 328454136, 364949040, 410567670, 437938848, 492681204, 547423560, 615851505, 656908272, 729898080, 821135340, 985362408, 1094847120, 1231703010, 1313816544, 1642270680, 1970724816, 2189694240, 2463406020, 3284541360, 3941449632, 4926812040, 6569082720, 9853624080, 19707248160]

約数ペア:

[(1, 19707248160), (2, 9853624080), (3, 6569082720), (4, 4926812040), (5, 3941449632), (6, 3284541360), (8, 2463406020), (9, 2189694240), (10, 1970724816), (12, 1642270680), (15, 1313816544), (16, 1231703010), (18, 1094847120), (20, 985362408), (24, 821135340), (27, 729898080), (30, 656908272), (32, 615851505), (36, 547423560), (40, 492681204), (45, 437938848), (48, 410567670), (54, 364949040), (60, 328454136), (72, 273711780), (80, 246340602), (81, 243299360), (90, 218969424), (96, 205283835), (108, 182474520), (120, 164227068), (135, 145979616), (144, 136855890), (160, 123170301), (162, 121649680), (180, 109484712), (216, 91237260), (240, 82113534), (270, 72989808), (288, 68427945), (324, 60824840), (360, 54742356), (405, 48659872), (432, 45618630), (480, 41056767), (540, 36494904), (648, 30412420), (720, 27371178), (810, 24329936), (864, 22809315), (1080, 18247452), (1296, 15206210), (1440, 13685589), (1620, 12164968), (2160, 9123726), (2592, 7603105), (3240, 6082484), (4320, 4561863), (6480, 3041242), (12960, 1520621)]