1920240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{127}}^1$

素因数の和:156

約数の個数: 160

約数和(自身を含む): 7618560

約数和(自身を除く): 5698320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 127, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 254, 270, 280, 315, 336, 360, 378, 381, 420, 432, 504, 508, 540, 560, 630, 635, 720, 756, 762, 840, 889, 945, 1008, 1016, 1080, 1143, 1260, 1270, 1512, 1524, 1680, 1778, 1890, 1905, 2032, 2160, 2286, 2520, 2540, 2667, 3024, 3048, 3429, 3556, 3780, 3810, 4445, 4572, 5040, 5080, 5334, 5715, 6096, 6858, 7112, 7560, 7620, 8001, 8890, 9144, 10160, 10668, 11430, 13335, 13716, 14224, 15120, 15240, 16002, 17145, 17780, 18288, 21336, 22860, 24003, 26670, 27432, 30480, 32004, 34290, 35560, 40005, 42672, 45720, 48006, 53340, 54864, 64008, 68580, 71120, 80010, 91440, 96012, 106680, 120015, 128016, 137160, 160020, 192024, 213360, 240030, 274320, 320040, 384048, 480060, 640080, 960120, 1920240]

約数ペア:

[(1, 1920240), (2, 960120), (3, 640080), (4, 480060), (5, 384048), (6, 320040), (7, 274320), (8, 240030), (9, 213360), (10, 192024), (12, 160020), (14, 137160), (15, 128016), (16, 120015), (18, 106680), (20, 96012), (21, 91440), (24, 80010), (27, 71120), (28, 68580), (30, 64008), (35, 54864), (36, 53340), (40, 48006), (42, 45720), (45, 42672), (48, 40005), (54, 35560), (56, 34290), (60, 32004), (63, 30480), (70, 27432), (72, 26670), (80, 24003), (84, 22860), (90, 21336), (105, 18288), (108, 17780), (112, 17145), (120, 16002), (126, 15240), (127, 15120), (135, 14224), (140, 13716), (144, 13335), (168, 11430), (180, 10668), (189, 10160), (210, 9144), (216, 8890), (240, 8001), (252, 7620), (254, 7560), (270, 7112), (280, 6858), (315, 6096), (336, 5715), (360, 5334), (378, 5080), (381, 5040), (420, 4572), (432, 4445), (504, 3810), (508, 3780), (540, 3556), (560, 3429), (630, 3048), (635, 3024), (720, 2667), (756, 2540), (762, 2520), (840, 2286), (889, 2160), (945, 2032), (1008, 1905), (1016, 1890), (1080, 1778), (1143, 1680), (1260, 1524), (1270, 1512)]