31438080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{2729}}^1$

素因数の和:2756

約数の個数: 108

約数和(自身を含む): 108812340

約数和(自身を除く): 77374260

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, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2729, 2880, 3840, 5458, 5760, 8187, 10916, 11520, 13645, 16374, 21832, 24561, 27290, 32748, 40935, 43664, 49122, 54580, 65496, 81870, 87328, 98244, 109160, 122805, 130992, 163740, 174656, 196488, 218320, 245610, 261984, 327480, 349312, 392976, 436640, 491220, 523968, 654960, 698624, 785952, 873280, 982440, 1047936, 1309920, 1571904, 1746560, 1964880, 2095872, 2619840, 3143808, 3493120, 3929760, 5239680, 6287616, 7859520, 10479360, 15719040, 31438080]

約数ペア:

[(1, 31438080), (2, 15719040), (3, 10479360), (4, 7859520), (5, 6287616), (6, 5239680), (8, 3929760), (9, 3493120), (10, 3143808), (12, 2619840), (15, 2095872), (16, 1964880), (18, 1746560), (20, 1571904), (24, 1309920), (30, 1047936), (32, 982440), (36, 873280), (40, 785952), (45, 698624), (48, 654960), (60, 523968), (64, 491220), (72, 436640), (80, 392976), (90, 349312), (96, 327480), (120, 261984), (128, 245610), (144, 218320), (160, 196488), (180, 174656), (192, 163740), (240, 130992), (256, 122805), (288, 109160), (320, 98244), (360, 87328), (384, 81870), (480, 65496), (576, 54580), (640, 49122), (720, 43664), (768, 40935), (960, 32748), (1152, 27290), (1280, 24561), (1440, 21832), (1920, 16374), (2304, 13645), (2729, 11520), (2880, 10916), (3840, 8187), (5458, 5760)]