80544240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{761}}^1$

素因数の和:797

約数の個数: 240

約数和(自身を含む): 323148960

約数和(自身を除く): 242604720

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 761, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1522, 1680, 1764, 1890, 1960, 2160, 2205, 2283, 2352, 2520, 2646, 2940, 3024, 3044, 3528, 3780, 3805, 3920, 4410, 4566, 5040, 5292, 5327, 5880, 6088, 6615, 6849, 7056, 7560, 7610, 8820, 9132, 10584, 10654, 11415, 11760, 12176, 13230, 13698, 15120, 15220, 15981, 17640, 18264, 20547, 21168, 21308, 22830, 26460, 26635, 27396, 30440, 31962, 34245, 35280, 36528, 37289, 41094, 42616, 45660, 47943, 52920, 53270, 54792, 60880, 63924, 68490, 74578, 79905, 82188, 85232, 91320, 95886, 102735, 105840, 106540, 109584, 111867, 127848, 136980, 143829, 149156, 159810, 164376, 182640, 186445, 191772, 205470, 213080, 223734, 239715, 255696, 273960, 287658, 298312, 319620, 328752, 335601, 372890, 383544, 410940, 426160, 447468, 479430, 547920, 559335, 575316, 596624, 639240, 671202, 719145, 745780, 767088, 821880, 894936, 958860, 1006803, 1118670, 1150632, 1278480, 1342404, 1438290, 1491560, 1643760, 1678005, 1789872, 1917720, 2013606, 2237340, 2301264, 2684808, 2876580, 2983120, 3356010, 3835440, 4027212, 4474680, 5034015, 5369616, 5753160, 6712020, 8054424, 8949360, 10068030, 11506320, 13424040, 16108848, 20136060, 26848080, 40272120, 80544240]

約数ペア:

[(1, 80544240), (2, 40272120), (3, 26848080), (4, 20136060), (5, 16108848), (6, 13424040), (7, 11506320), (8, 10068030), (9, 8949360), (10, 8054424), (12, 6712020), (14, 5753160), (15, 5369616), (16, 5034015), (18, 4474680), (20, 4027212), (21, 3835440), (24, 3356010), (27, 2983120), (28, 2876580), (30, 2684808), (35, 2301264), (36, 2237340), (40, 2013606), (42, 1917720), (45, 1789872), (48, 1678005), (49, 1643760), (54, 1491560), (56, 1438290), (60, 1342404), (63, 1278480), (70, 1150632), (72, 1118670), (80, 1006803), (84, 958860), (90, 894936), (98, 821880), (105, 767088), (108, 745780), (112, 719145), (120, 671202), (126, 639240), (135, 596624), (140, 575316), (144, 559335), (147, 547920), (168, 479430), (180, 447468), (189, 426160), (196, 410940), (210, 383544), (216, 372890), (240, 335601), (245, 328752), (252, 319620), (270, 298312), (280, 287658), (294, 273960), (315, 255696), (336, 239715), (360, 223734), (378, 213080), (392, 205470), (420, 191772), (432, 186445), (441, 182640), (490, 164376), (504, 159810), (540, 149156), (560, 143829), (588, 136980), (630, 127848), (720, 111867), (735, 109584), (756, 106540), (761, 105840), (784, 102735), (840, 95886), (882, 91320), (945, 85232), (980, 82188), (1008, 79905), (1080, 74578), (1176, 68490), (1260, 63924), (1323, 60880), (1470, 54792), (1512, 53270), (1522, 52920), (1680, 47943), (1764, 45660), (1890, 42616), (1960, 41094), (2160, 37289), (2205, 36528), (2283, 35280), (2352, 34245), (2520, 31962), (2646, 30440), (2940, 27396), (3024, 26635), (3044, 26460), (3528, 22830), (3780, 21308), (3805, 21168), (3920, 20547), (4410, 18264), (4566, 17640), (5040, 15981), (5292, 15220), (5327, 15120), (5880, 13698), (6088, 13230), (6615, 12176), (6849, 11760), (7056, 11415), (7560, 10654), (7610, 10584), (8820, 9132)]