384420120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{457643}}^1$

素因数の和:457664

約数の個数: 64

約数和(自身を含む): 1318014720

約数和(自身を除く): 933594600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 457643, 915286, 1372929, 1830572, 2288215, 2745858, 3203501, 3661144, 4576430, 5491716, 6407002, 6864645, 9152860, 9610503, 10983432, 12814004, 13729290, 16017505, 18305720, 19221006, 25628008, 27458580, 32035010, 38442012, 48052515, 54917160, 64070020, 76884024, 96105030, 128140040, 192210060, 384420120]

約数ペア:

[(1, 384420120), (2, 192210060), (3, 128140040), (4, 96105030), (5, 76884024), (6, 64070020), (7, 54917160), (8, 48052515), (10, 38442012), (12, 32035010), (14, 27458580), (15, 25628008), (20, 19221006), (21, 18305720), (24, 16017505), (28, 13729290), (30, 12814004), (35, 10983432), (40, 9610503), (42, 9152860), (56, 6864645), (60, 6407002), (70, 5491716), (84, 4576430), (105, 3661144), (120, 3203501), (140, 2745858), (168, 2288215), (210, 1830572), (280, 1372929), (420, 915286), (840, 457643)]