28805760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1667}}^1$

素因数の和:1695

約数の個数: 128

約数和(自身を含む): 102081600

約数和(自身を除く): 73275840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1667, 1728, 1920, 2160, 2880, 3334, 3456, 4320, 5001, 5760, 6668, 8335, 8640, 10002, 13336, 15003, 16670, 17280, 20004, 25005, 26672, 30006, 33340, 40008, 45009, 50010, 53344, 60012, 66680, 75015, 80016, 90018, 100020, 106688, 120024, 133360, 150030, 160032, 180036, 200040, 213376, 225045, 240048, 266720, 300060, 320064, 360072, 400080, 450090, 480096, 533440, 600120, 640128, 720144, 800160, 900180, 960192, 1066880, 1200240, 1440288, 1600320, 1800360, 1920384, 2400480, 2880576, 3200640, 3600720, 4800960, 5761152, 7201440, 9601920, 14402880, 28805760]

約数ペア:

[(1, 28805760), (2, 14402880), (3, 9601920), (4, 7201440), (5, 5761152), (6, 4800960), (8, 3600720), (9, 3200640), (10, 2880576), (12, 2400480), (15, 1920384), (16, 1800360), (18, 1600320), (20, 1440288), (24, 1200240), (27, 1066880), (30, 960192), (32, 900180), (36, 800160), (40, 720144), (45, 640128), (48, 600120), (54, 533440), (60, 480096), (64, 450090), (72, 400080), (80, 360072), (90, 320064), (96, 300060), (108, 266720), (120, 240048), (128, 225045), (135, 213376), (144, 200040), (160, 180036), (180, 160032), (192, 150030), (216, 133360), (240, 120024), (270, 106688), (288, 100020), (320, 90018), (360, 80016), (384, 75015), (432, 66680), (480, 60012), (540, 53344), (576, 50010), (640, 45009), (720, 40008), (864, 33340), (960, 30006), (1080, 26672), (1152, 25005), (1440, 20004), (1667, 17280), (1728, 16670), (1920, 15003), (2160, 13336), (2880, 10002), (3334, 8640), (3456, 8335), (4320, 6668), (5001, 5760)]