297900120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{354643}}^1$

素因数の和:354664

約数の個数: 64

約数和(自身を含む): 1021374720

約数和(自身を除く): 723474600

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, 354643, 709286, 1063929, 1418572, 1773215, 2127858, 2482501, 2837144, 3546430, 4255716, 4965002, 5319645, 7092860, 7447503, 8511432, 9930004, 10639290, 12412505, 14185720, 14895006, 19860008, 21278580, 24825010, 29790012, 37237515, 42557160, 49650020, 59580024, 74475030, 99300040, 148950060, 297900120]

約数ペア:

[(1, 297900120), (2, 148950060), (3, 99300040), (4, 74475030), (5, 59580024), (6, 49650020), (7, 42557160), (8, 37237515), (10, 29790012), (12, 24825010), (14, 21278580), (15, 19860008), (20, 14895006), (21, 14185720), (24, 12412505), (28, 10639290), (30, 9930004), (35, 8511432), (40, 7447503), (42, 7092860), (56, 5319645), (60, 4965002), (70, 4255716), (84, 3546430), (105, 2837144), (120, 2482501), (140, 2127858), (168, 1773215), (210, 1418572), (280, 1063929), (420, 709286), (840, 354643)]