821064960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:561

約数の個数: 216

約数和(自身を含む): 2862123264

約数和(自身を除く): 2041058304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 263, 271, 288, 320, 360, 384, 480, 526, 542, 576, 640, 720, 768, 789, 813, 960, 1052, 1084, 1152, 1280, 1315, 1355, 1440, 1578, 1626, 1920, 2104, 2168, 2304, 2367, 2439, 2630, 2710, 2880, 3156, 3252, 3840, 3945, 4065, 4208, 4336, 4734, 4878, 5260, 5420, 5760, 6312, 6504, 7890, 8130, 8416, 8672, 9468, 9756, 10520, 10840, 11520, 11835, 12195, 12624, 13008, 15780, 16260, 16832, 17344, 18936, 19512, 21040, 21680, 23670, 24390, 25248, 26016, 31560, 32520, 33664, 34688, 37872, 39024, 42080, 43360, 47340, 48780, 50496, 52032, 63120, 65040, 67328, 69376, 71273, 75744, 78048, 84160, 86720, 94680, 97560, 100992, 104064, 126240, 130080, 142546, 151488, 156096, 168320, 173440, 189360, 195120, 201984, 208128, 213819, 252480, 260160, 285092, 302976, 312192, 336640, 346880, 356365, 378720, 390240, 427638, 504960, 520320, 570184, 605952, 624384, 641457, 712730, 757440, 780480, 855276, 1009920, 1040640, 1069095, 1140368, 1282914, 1425460, 1514880, 1560960, 1710552, 2138190, 2280736, 2565828, 2850920, 3029760, 3121920, 3207285, 3421104, 4276380, 4561472, 5131656, 5701840, 6414570, 6842208, 8552760, 9122944, 10263312, 11403680, 12829140, 13684416, 17105520, 18245888, 20526624, 22807360, 25658280, 27368832, 34211040, 41053248, 45614720, 51316560, 54737664, 68422080, 82106496, 91229440, 102633120, 136844160, 164212992, 205266240, 273688320, 410532480, 821064960]

約数ペア:

[(1, 821064960), (2, 410532480), (3, 273688320), (4, 205266240), (5, 164212992), (6, 136844160), (8, 102633120), (9, 91229440), (10, 82106496), (12, 68422080), (15, 54737664), (16, 51316560), (18, 45614720), (20, 41053248), (24, 34211040), (30, 27368832), (32, 25658280), (36, 22807360), (40, 20526624), (45, 18245888), (48, 17105520), (60, 13684416), (64, 12829140), (72, 11403680), (80, 10263312), (90, 9122944), (96, 8552760), (120, 6842208), (128, 6414570), (144, 5701840), (160, 5131656), (180, 4561472), (192, 4276380), (240, 3421104), (256, 3207285), (263, 3121920), (271, 3029760), (288, 2850920), (320, 2565828), (360, 2280736), (384, 2138190), (480, 1710552), (526, 1560960), (542, 1514880), (576, 1425460), (640, 1282914), (720, 1140368), (768, 1069095), (789, 1040640), (813, 1009920), (960, 855276), (1052, 780480), (1084, 757440), (1152, 712730), (1280, 641457), (1315, 624384), (1355, 605952), (1440, 570184), (1578, 520320), (1626, 504960), (1920, 427638), (2104, 390240), (2168, 378720), (2304, 356365), (2367, 346880), (2439, 336640), (2630, 312192), (2710, 302976), (2880, 285092), (3156, 260160), (3252, 252480), (3840, 213819), (3945, 208128), (4065, 201984), (4208, 195120), (4336, 189360), (4734, 173440), (4878, 168320), (5260, 156096), (5420, 151488), (5760, 142546), (6312, 130080), (6504, 126240), (7890, 104064), (8130, 100992), (8416, 97560), (8672, 94680), (9468, 86720), (9756, 84160), (10520, 78048), (10840, 75744), (11520, 71273), (11835, 69376), (12195, 67328), (12624, 65040), (13008, 63120), (15780, 52032), (16260, 50496), (16832, 48780), (17344, 47340), (18936, 43360), (19512, 42080), (21040, 39024), (21680, 37872), (23670, 34688), (24390, 33664), (25248, 32520), (26016, 31560)]