80549280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 288

約数和(自身を含む): 321729408

約数和(自身を除く): 241180128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 131, 140, 144, 160, 168, 180, 183, 210, 224, 240, 244, 252, 262, 280, 288, 305, 315, 336, 360, 366, 393, 420, 427, 480, 488, 504, 524, 549, 560, 610, 630, 655, 672, 720, 732, 786, 840, 854, 915, 917, 976, 1008, 1048, 1098, 1120, 1179, 1220, 1260, 1281, 1310, 1440, 1464, 1572, 1680, 1708, 1830, 1834, 1952, 1965, 2016, 2096, 2135, 2196, 2358, 2440, 2520, 2562, 2620, 2745, 2751, 2928, 3144, 3360, 3416, 3660, 3668, 3843, 3930, 4192, 4270, 4392, 4585, 4716, 4880, 5040, 5124, 5240, 5490, 5502, 5856, 5895, 6288, 6405, 6832, 7320, 7336, 7686, 7860, 7991, 8253, 8540, 8784, 9170, 9432, 9760, 10080, 10248, 10480, 10980, 11004, 11790, 12576, 12810, 13664, 13755, 14640, 14672, 15372, 15720, 15982, 16506, 17080, 17568, 18340, 18864, 19215, 20496, 20960, 21960, 22008, 23580, 23973, 25620, 27510, 29280, 29344, 30744, 31440, 31964, 33012, 34160, 36680, 37728, 38430, 39955, 40992, 41265, 43920, 44016, 47160, 47946, 51240, 55020, 55937, 61488, 62880, 63928, 66024, 68320, 71919, 73360, 76860, 79910, 82530, 87840, 88032, 94320, 95892, 102480, 110040, 111874, 119865, 122976, 127856, 132048, 143838, 146720, 153720, 159820, 165060, 167811, 188640, 191784, 204960, 220080, 223748, 239730, 255712, 264096, 279685, 287676, 307440, 319640, 330120, 335622, 359595, 383568, 440160, 447496, 479460, 503433, 559370, 575352, 614880, 639280, 660240, 671244, 719190, 767136, 839055, 894992, 958920, 1006866, 1118740, 1150704, 1278560, 1320480, 1342488, 1438380, 1678110, 1789984, 1917840, 2013732, 2237480, 2301408, 2517165, 2684976, 2876760, 3356220, 3835680, 4027464, 4474960, 5034330, 5369952, 5753520, 6712440, 8054928, 8949920, 10068660, 11507040, 13424880, 16109856, 20137320, 26849760, 40274640, 80549280]

約数ペア:

[(1, 80549280), (2, 40274640), (3, 26849760), (4, 20137320), (5, 16109856), (6, 13424880), (7, 11507040), (8, 10068660), (9, 8949920), (10, 8054928), (12, 6712440), (14, 5753520), (15, 5369952), (16, 5034330), (18, 4474960), (20, 4027464), (21, 3835680), (24, 3356220), (28, 2876760), (30, 2684976), (32, 2517165), (35, 2301408), (36, 2237480), (40, 2013732), (42, 1917840), (45, 1789984), (48, 1678110), (56, 1438380), (60, 1342488), (61, 1320480), (63, 1278560), (70, 1150704), (72, 1118740), (80, 1006866), (84, 958920), (90, 894992), (96, 839055), (105, 767136), (112, 719190), (120, 671244), (122, 660240), (126, 639280), (131, 614880), (140, 575352), (144, 559370), (160, 503433), (168, 479460), (180, 447496), (183, 440160), (210, 383568), (224, 359595), (240, 335622), (244, 330120), (252, 319640), (262, 307440), (280, 287676), (288, 279685), (305, 264096), (315, 255712), (336, 239730), (360, 223748), (366, 220080), (393, 204960), (420, 191784), (427, 188640), (480, 167811), (488, 165060), (504, 159820), (524, 153720), (549, 146720), (560, 143838), (610, 132048), (630, 127856), (655, 122976), (672, 119865), (720, 111874), (732, 110040), (786, 102480), (840, 95892), (854, 94320), (915, 88032), (917, 87840), (976, 82530), (1008, 79910), (1048, 76860), (1098, 73360), (1120, 71919), (1179, 68320), (1220, 66024), (1260, 63928), (1281, 62880), (1310, 61488), (1440, 55937), (1464, 55020), (1572, 51240), (1680, 47946), (1708, 47160), (1830, 44016), (1834, 43920), (1952, 41265), (1965, 40992), (2016, 39955), (2096, 38430), (2135, 37728), (2196, 36680), (2358, 34160), (2440, 33012), (2520, 31964), (2562, 31440), (2620, 30744), (2745, 29344), (2751, 29280), (2928, 27510), (3144, 25620), (3360, 23973), (3416, 23580), (3660, 22008), (3668, 21960), (3843, 20960), (3930, 20496), (4192, 19215), (4270, 18864), (4392, 18340), (4585, 17568), (4716, 17080), (4880, 16506), (5040, 15982), (5124, 15720), (5240, 15372), (5490, 14672), (5502, 14640), (5856, 13755), (5895, 13664), (6288, 12810), (6405, 12576), (6832, 11790), (7320, 11004), (7336, 10980), (7686, 10480), (7860, 10248), (7991, 10080), (8253, 9760), (8540, 9432), (8784, 9170)]