4621390720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2137}}^1$

素因数の和:2296

約数の個数: 128

約数和(自身を含む): 11514412800

約数和(自身を除く): 6893022080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 109, 124, 128, 155, 160, 218, 248, 310, 320, 436, 496, 545, 620, 640, 872, 992, 1090, 1240, 1744, 1984, 2137, 2180, 2480, 3379, 3488, 3968, 4274, 4360, 4960, 6758, 6976, 8548, 8720, 9920, 10685, 13516, 13952, 16895, 17096, 17440, 19840, 21370, 27032, 33790, 34192, 34880, 42740, 54064, 66247, 67580, 68384, 69760, 85480, 108128, 132494, 135160, 136768, 170960, 216256, 232933, 264988, 270320, 273536, 331235, 341920, 432512, 465866, 529976, 540640, 662470, 683840, 931732, 1059952, 1081280, 1164665, 1324940, 1367680, 1863464, 2119904, 2162560, 2329330, 2649880, 3726928, 4239808, 4658660, 5299760, 7220923, 7453856, 8479616, 9317320, 10599520, 14441846, 14907712, 18634640, 21199040, 28883692, 29815424, 36104615, 37269280, 42398080, 57767384, 72209230, 74538560, 115534768, 144418460, 149077120, 231069536, 288836920, 462139072, 577673840, 924278144, 1155347680, 2310695360, 4621390720]

約数ペア:

[(1, 4621390720), (2, 2310695360), (4, 1155347680), (5, 924278144), (8, 577673840), (10, 462139072), (16, 288836920), (20, 231069536), (31, 149077120), (32, 144418460), (40, 115534768), (62, 74538560), (64, 72209230), (80, 57767384), (109, 42398080), (124, 37269280), (128, 36104615), (155, 29815424), (160, 28883692), (218, 21199040), (248, 18634640), (310, 14907712), (320, 14441846), (436, 10599520), (496, 9317320), (545, 8479616), (620, 7453856), (640, 7220923), (872, 5299760), (992, 4658660), (1090, 4239808), (1240, 3726928), (1744, 2649880), (1984, 2329330), (2137, 2162560), (2180, 2119904), (2480, 1863464), (3379, 1367680), (3488, 1324940), (3968, 1164665), (4274, 1081280), (4360, 1059952), (4960, 931732), (6758, 683840), (6976, 662470), (8548, 540640), (8720, 529976), (9920, 465866), (10685, 432512), (13516, 341920), (13952, 331235), (16895, 273536), (17096, 270320), (17440, 264988), (19840, 232933), (21370, 216256), (27032, 170960), (33790, 136768), (34192, 135160), (34880, 132494), (42740, 108128), (54064, 85480), (66247, 69760), (67580, 68384)]