1972981800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{121789}}^1$

素因数の和:121817

約数の個数: 120

約数和(自身を含む): 6852514350

約数和(自身を除く): 4879532550

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 270, 300, 324, 360, 405, 450, 540, 600, 648, 675, 810, 900, 1080, 1350, 1620, 1800, 2025, 2700, 3240, 4050, 5400, 8100, 16200, 121789, 243578, 365367, 487156, 608945, 730734, 974312, 1096101, 1217890, 1461468, 1826835, 2192202, 2435780, 2922936, 3044725, 3288303, 3653670, 4384404, 4871560, 5480505, 6089450, 6576606, 7307340, 8768808, 9134175, 9864909, 10961010, 12178900, 13153212, 14614680, 16441515, 18268350, 19729818, 21922020, 24357800, 26306424, 27402525, 32883030, 36536700, 39459636, 43844040, 49324545, 54805050, 65766060, 73073400, 78919272, 82207575, 98649090, 109610100, 131532120, 164415150, 197298180, 219220200, 246622725, 328830300, 394596360, 493245450, 657660600, 986490900, 1972981800]

約数ペア:

[(1, 1972981800), (2, 986490900), (3, 657660600), (4, 493245450), (5, 394596360), (6, 328830300), (8, 246622725), (9, 219220200), (10, 197298180), (12, 164415150), (15, 131532120), (18, 109610100), (20, 98649090), (24, 82207575), (25, 78919272), (27, 73073400), (30, 65766060), (36, 54805050), (40, 49324545), (45, 43844040), (50, 39459636), (54, 36536700), (60, 32883030), (72, 27402525), (75, 26306424), (81, 24357800), (90, 21922020), (100, 19729818), (108, 18268350), (120, 16441515), (135, 14614680), (150, 13153212), (162, 12178900), (180, 10961010), (200, 9864909), (216, 9134175), (225, 8768808), (270, 7307340), (300, 6576606), (324, 6089450), (360, 5480505), (405, 4871560), (450, 4384404), (540, 3653670), (600, 3288303), (648, 3044725), (675, 2922936), (810, 2435780), (900, 2192202), (1080, 1826835), (1350, 1461468), (1620, 1217890), (1800, 1096101), (2025, 974312), (2700, 730734), (3240, 608945), (4050, 487156), (5400, 365367), (8100, 243578), (16200, 121789)]