561987840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4721}}^1$

素因数の和:4776

約数の個数: 144

約数和(自身を含む): 1853139456

約数和(自身を除く): 1291151616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3840, 3968, 4721, 4960, 5952, 7440, 7936, 9442, 9920, 11904, 14163, 14880, 18884, 19840, 23605, 23808, 28326, 29760, 37768, 39680, 47210, 56652, 59520, 70815, 75536, 94420, 113304, 119040, 141630, 146351, 151072, 188840, 226608, 283260, 292702, 302144, 377680, 439053, 453216, 566520, 585404, 604288, 731755, 755360, 878106, 906432, 1133040, 1170808, 1208576, 1463510, 1510720, 1756212, 1812864, 2195265, 2266080, 2341616, 2927020, 3021440, 3512424, 3625728, 4390530, 4532160, 4683232, 5854040, 6042880, 7024848, 8781060, 9064320, 9366464, 11708080, 14049696, 17562120, 18128640, 18732928, 23416160, 28099392, 35124240, 37465856, 46832320, 56198784, 70248480, 93664640, 112397568, 140496960, 187329280, 280993920, 561987840]

約数ペア:

[(1, 561987840), (2, 280993920), (3, 187329280), (4, 140496960), (5, 112397568), (6, 93664640), (8, 70248480), (10, 56198784), (12, 46832320), (15, 37465856), (16, 35124240), (20, 28099392), (24, 23416160), (30, 18732928), (31, 18128640), (32, 17562120), (40, 14049696), (48, 11708080), (60, 9366464), (62, 9064320), (64, 8781060), (80, 7024848), (93, 6042880), (96, 5854040), (120, 4683232), (124, 4532160), (128, 4390530), (155, 3625728), (160, 3512424), (186, 3021440), (192, 2927020), (240, 2341616), (248, 2266080), (256, 2195265), (310, 1812864), (320, 1756212), (372, 1510720), (384, 1463510), (465, 1208576), (480, 1170808), (496, 1133040), (620, 906432), (640, 878106), (744, 755360), (768, 731755), (930, 604288), (960, 585404), (992, 566520), (1240, 453216), (1280, 439053), (1488, 377680), (1860, 302144), (1920, 292702), (1984, 283260), (2480, 226608), (2976, 188840), (3720, 151072), (3840, 146351), (3968, 141630), (4721, 119040), (4960, 113304), (5952, 94420), (7440, 75536), (7936, 70815), (9442, 59520), (9920, 56652), (11904, 47210), (14163, 39680), (14880, 37768), (18884, 29760), (19840, 28326), (23605, 23808)]