857251440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27689}}^1$

素因数の和:27751

約数の個数: 120

約数和(自身を含む): 2945994480

約数和(自身を除く): 2088743040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 15480, 27689, 30960, 55378, 83067, 110756, 138445, 166134, 221512, 249201, 276890, 332268, 415335, 443024, 498402, 553780, 664536, 830670, 996804, 1107560, 1190627, 1246005, 1329072, 1661340, 1993608, 2215120, 2381254, 2492010, 3322680, 3571881, 3987216, 4762508, 4984020, 5953135, 6645360, 7143762, 9525016, 9968040, 10715643, 11906270, 14287524, 17859405, 19050032, 19936080, 21431286, 23812540, 28575048, 35718810, 42862572, 47625080, 53578215, 57150096, 71437620, 85725144, 95250160, 107156430, 142875240, 171450288, 214312860, 285750480, 428625720, 857251440]

約数ペア:

[(1, 857251440), (2, 428625720), (3, 285750480), (4, 214312860), (5, 171450288), (6, 142875240), (8, 107156430), (9, 95250160), (10, 85725144), (12, 71437620), (15, 57150096), (16, 53578215), (18, 47625080), (20, 42862572), (24, 35718810), (30, 28575048), (36, 23812540), (40, 21431286), (43, 19936080), (45, 19050032), (48, 17859405), (60, 14287524), (72, 11906270), (80, 10715643), (86, 9968040), (90, 9525016), (120, 7143762), (129, 6645360), (144, 5953135), (172, 4984020), (180, 4762508), (215, 3987216), (240, 3571881), (258, 3322680), (344, 2492010), (360, 2381254), (387, 2215120), (430, 1993608), (516, 1661340), (645, 1329072), (688, 1246005), (720, 1190627), (774, 1107560), (860, 996804), (1032, 830670), (1290, 664536), (1548, 553780), (1720, 498402), (1935, 443024), (2064, 415335), (2580, 332268), (3096, 276890), (3440, 249201), (3870, 221512), (5160, 166134), (6192, 138445), (7740, 110756), (10320, 83067), (15480, 55378), (27689, 30960)]