87722880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 256

約数和(自身を含む): 327836160

約数和(自身を除く): 240113280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 107, 112, 120, 122, 128, 140, 160, 168, 183, 192, 210, 214, 224, 240, 244, 280, 305, 320, 321, 336, 366, 384, 420, 427, 428, 448, 480, 488, 535, 560, 610, 640, 642, 672, 732, 749, 840, 854, 856, 896, 915, 960, 976, 1070, 1120, 1220, 1281, 1284, 1344, 1464, 1498, 1605, 1680, 1708, 1712, 1830, 1920, 1952, 2135, 2140, 2240, 2247, 2440, 2562, 2568, 2688, 2928, 2996, 3210, 3360, 3416, 3424, 3660, 3745, 3904, 4270, 4280, 4480, 4494, 4880, 5124, 5136, 5856, 5992, 6405, 6420, 6527, 6720, 6832, 6848, 7320, 7490, 7808, 8540, 8560, 8988, 9760, 10248, 10272, 11235, 11712, 11984, 12810, 12840, 13054, 13440, 13664, 13696, 14640, 14980, 17080, 17120, 17976, 19520, 19581, 20496, 20544, 22470, 23424, 23968, 25620, 25680, 26108, 27328, 29280, 29960, 32635, 34160, 34240, 35952, 39040, 39162, 40992, 41088, 44940, 45689, 47936, 51240, 51360, 52216, 54656, 58560, 59920, 65270, 68320, 68480, 71904, 78324, 81984, 89880, 91378, 95872, 97905, 102480, 102720, 104432, 117120, 119840, 130540, 136640, 137067, 143808, 156648, 163968, 179760, 182756, 195810, 204960, 205440, 208864, 228445, 239680, 261080, 273280, 274134, 287616, 313296, 359520, 365512, 391620, 409920, 417728, 456890, 479360, 522160, 548268, 626592, 685335, 719040, 731024, 783240, 819840, 835456, 913780, 1044320, 1096536, 1253184, 1370670, 1438080, 1462048, 1566480, 1827560, 2088640, 2193072, 2506368, 2741340, 2924096, 3132960, 3655120, 4177280, 4386144, 5482680, 5848192, 6265920, 7310240, 8772288, 10965360, 12531840, 14620480, 17544576, 21930720, 29240960, 43861440, 87722880]

約数ペア:

[(1, 87722880), (2, 43861440), (3, 29240960), (4, 21930720), (5, 17544576), (6, 14620480), (7, 12531840), (8, 10965360), (10, 8772288), (12, 7310240), (14, 6265920), (15, 5848192), (16, 5482680), (20, 4386144), (21, 4177280), (24, 3655120), (28, 3132960), (30, 2924096), (32, 2741340), (35, 2506368), (40, 2193072), (42, 2088640), (48, 1827560), (56, 1566480), (60, 1462048), (61, 1438080), (64, 1370670), (70, 1253184), (80, 1096536), (84, 1044320), (96, 913780), (105, 835456), (107, 819840), (112, 783240), (120, 731024), (122, 719040), (128, 685335), (140, 626592), (160, 548268), (168, 522160), (183, 479360), (192, 456890), (210, 417728), (214, 409920), (224, 391620), (240, 365512), (244, 359520), (280, 313296), (305, 287616), (320, 274134), (321, 273280), (336, 261080), (366, 239680), (384, 228445), (420, 208864), (427, 205440), (428, 204960), (448, 195810), (480, 182756), (488, 179760), (535, 163968), (560, 156648), (610, 143808), (640, 137067), (642, 136640), (672, 130540), (732, 119840), (749, 117120), (840, 104432), (854, 102720), (856, 102480), (896, 97905), (915, 95872), (960, 91378), (976, 89880), (1070, 81984), (1120, 78324), (1220, 71904), (1281, 68480), (1284, 68320), (1344, 65270), (1464, 59920), (1498, 58560), (1605, 54656), (1680, 52216), (1708, 51360), (1712, 51240), (1830, 47936), (1920, 45689), (1952, 44940), (2135, 41088), (2140, 40992), (2240, 39162), (2247, 39040), (2440, 35952), (2562, 34240), (2568, 34160), (2688, 32635), (2928, 29960), (2996, 29280), (3210, 27328), (3360, 26108), (3416, 25680), (3424, 25620), (3660, 23968), (3745, 23424), (3904, 22470), (4270, 20544), (4280, 20496), (4480, 19581), (4494, 19520), (4880, 17976), (5124, 17120), (5136, 17080), (5856, 14980), (5992, 14640), (6405, 13696), (6420, 13664), (6527, 13440), (6720, 13054), (6832, 12840), (6848, 12810), (7320, 11984), (7490, 11712), (7808, 11235), (8540, 10272), (8560, 10248), (8988, 9760)]