2212279040

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 5525667840

約数和(自身を除く): 3313388800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 256, 310, 320, 439, 496, 508, 620, 635, 640, 878, 992, 1016, 1240, 1270, 1280, 1756, 1984, 2032, 2195, 2480, 2540, 3512, 3937, 3968, 4064, 4390, 4960, 5080, 7024, 7874, 7936, 8128, 8780, 9920, 10160, 13609, 14048, 15748, 16256, 17560, 19685, 19840, 20320, 27218, 28096, 31496, 32512, 35120, 39370, 39680, 40640, 54436, 55753, 56192, 62992, 68045, 70240, 78740, 81280, 108872, 111506, 112384, 125984, 136090, 140480, 157480, 162560, 217744, 223012, 251968, 272180, 278765, 280960, 314960, 435488, 446024, 503936, 544360, 557530, 561920, 629920, 870976, 892048, 1007872, 1088720, 1115060, 1259840, 1728343, 1741952, 1784096, 2177440, 2230120, 2519680, 3456686, 3483904, 3568192, 4354880, 4460240, 5039360, 6913372, 7136384, 8641715, 8709760, 8920480, 13826744, 14272768, 17283430, 17419520, 17840960, 27653488, 34566860, 35681920, 55306976, 69133720, 71363840, 110613952, 138267440, 221227904, 276534880, 442455808, 553069760, 1106139520, 2212279040]

約数ペア:

[(1, 2212279040), (2, 1106139520), (4, 553069760), (5, 442455808), (8, 276534880), (10, 221227904), (16, 138267440), (20, 110613952), (31, 71363840), (32, 69133720), (40, 55306976), (62, 35681920), (64, 34566860), (80, 27653488), (124, 17840960), (127, 17419520), (128, 17283430), (155, 14272768), (160, 13826744), (248, 8920480), (254, 8709760), (256, 8641715), (310, 7136384), (320, 6913372), (439, 5039360), (496, 4460240), (508, 4354880), (620, 3568192), (635, 3483904), (640, 3456686), (878, 2519680), (992, 2230120), (1016, 2177440), (1240, 1784096), (1270, 1741952), (1280, 1728343), (1756, 1259840), (1984, 1115060), (2032, 1088720), (2195, 1007872), (2480, 892048), (2540, 870976), (3512, 629920), (3937, 561920), (3968, 557530), (4064, 544360), (4390, 503936), (4960, 446024), (5080, 435488), (7024, 314960), (7874, 280960), (7936, 278765), (8128, 272180), (8780, 251968), (9920, 223012), (10160, 217744), (13609, 162560), (14048, 157480), (15748, 140480), (16256, 136090), (17560, 125984), (19685, 112384), (19840, 111506), (20320, 108872), (27218, 81280), (28096, 78740), (31496, 70240), (32512, 68045), (35120, 62992), (39370, 56192), (39680, 55753), (40640, 54436)]