154356720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:823

約数の個数: 160

約数和(自身を含む): 551631360

約数和(自身を除く): 397274640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 139, 140, 168, 210, 240, 278, 280, 336, 417, 420, 556, 560, 661, 695, 834, 840, 973, 1112, 1322, 1390, 1668, 1680, 1946, 1983, 2085, 2224, 2644, 2780, 2919, 3305, 3336, 3892, 3966, 4170, 4627, 4865, 5288, 5560, 5838, 6610, 6672, 7784, 7932, 8340, 9254, 9730, 9915, 10576, 11120, 11676, 13220, 13881, 14595, 15568, 15864, 16680, 18508, 19460, 19830, 23135, 23352, 26440, 27762, 29190, 31728, 33360, 37016, 38920, 39660, 46270, 46704, 52880, 55524, 58380, 69405, 74032, 77840, 79320, 91879, 92540, 111048, 116760, 138810, 158640, 183758, 185080, 222096, 233520, 275637, 277620, 367516, 370160, 459395, 551274, 555240, 643153, 735032, 918790, 1102548, 1110480, 1286306, 1378185, 1470064, 1837580, 1929459, 2205096, 2572612, 2756370, 3215765, 3675160, 3858918, 4410192, 5145224, 5512740, 6431530, 7350320, 7717836, 9647295, 10290448, 11025480, 12863060, 15435672, 19294590, 22050960, 25726120, 30871344, 38589180, 51452240, 77178360, 154356720]

約数ペア:

[(1, 154356720), (2, 77178360), (3, 51452240), (4, 38589180), (5, 30871344), (6, 25726120), (7, 22050960), (8, 19294590), (10, 15435672), (12, 12863060), (14, 11025480), (15, 10290448), (16, 9647295), (20, 7717836), (21, 7350320), (24, 6431530), (28, 5512740), (30, 5145224), (35, 4410192), (40, 3858918), (42, 3675160), (48, 3215765), (56, 2756370), (60, 2572612), (70, 2205096), (80, 1929459), (84, 1837580), (105, 1470064), (112, 1378185), (120, 1286306), (139, 1110480), (140, 1102548), (168, 918790), (210, 735032), (240, 643153), (278, 555240), (280, 551274), (336, 459395), (417, 370160), (420, 367516), (556, 277620), (560, 275637), (661, 233520), (695, 222096), (834, 185080), (840, 183758), (973, 158640), (1112, 138810), (1322, 116760), (1390, 111048), (1668, 92540), (1680, 91879), (1946, 79320), (1983, 77840), (2085, 74032), (2224, 69405), (2644, 58380), (2780, 55524), (2919, 52880), (3305, 46704), (3336, 46270), (3892, 39660), (3966, 38920), (4170, 37016), (4627, 33360), (4865, 31728), (5288, 29190), (5560, 27762), (5838, 26440), (6610, 23352), (6672, 23135), (7784, 19830), (7932, 19460), (8340, 18508), (9254, 16680), (9730, 15864), (9915, 15568), (10576, 14595), (11120, 13881), (11676, 13220)]