30128000

素因数分解:

$2^7\times 5^3\times 7^1\times {\mathrm{269}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 85924800

約数和(自身を除く): 55796800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 269, 280, 320, 350, 400, 448, 500, 538, 560, 640, 700, 800, 875, 896, 1000, 1076, 1120, 1345, 1400, 1600, 1750, 1883, 2000, 2152, 2240, 2690, 2800, 3200, 3500, 3766, 4000, 4304, 4480, 5380, 5600, 6725, 7000, 7532, 8000, 8608, 9415, 10760, 11200, 13450, 14000, 15064, 16000, 17216, 18830, 21520, 22400, 26900, 28000, 30128, 33625, 34432, 37660, 43040, 47075, 53800, 56000, 60256, 67250, 75320, 86080, 94150, 107600, 112000, 120512, 134500, 150640, 172160, 188300, 215200, 235375, 241024, 269000, 301280, 376600, 430400, 470750, 538000, 602560, 753200, 860800, 941500, 1076000, 1205120, 1506400, 1883000, 2152000, 3012800, 3766000, 4304000, 6025600, 7532000, 15064000, 30128000]

約数ペア:

[(1, 30128000), (2, 15064000), (4, 7532000), (5, 6025600), (7, 4304000), (8, 3766000), (10, 3012800), (14, 2152000), (16, 1883000), (20, 1506400), (25, 1205120), (28, 1076000), (32, 941500), (35, 860800), (40, 753200), (50, 602560), (56, 538000), (64, 470750), (70, 430400), (80, 376600), (100, 301280), (112, 269000), (125, 241024), (128, 235375), (140, 215200), (160, 188300), (175, 172160), (200, 150640), (224, 134500), (250, 120512), (269, 112000), (280, 107600), (320, 94150), (350, 86080), (400, 75320), (448, 67250), (500, 60256), (538, 56000), (560, 53800), (640, 47075), (700, 43040), (800, 37660), (875, 34432), (896, 33625), (1000, 30128), (1076, 28000), (1120, 26900), (1345, 22400), (1400, 21520), (1600, 18830), (1750, 17216), (1883, 16000), (2000, 15064), (2152, 14000), (2240, 13450), (2690, 11200), (2800, 10760), (3200, 9415), (3500, 8608), (3766, 8000), (4000, 7532), (4304, 7000), (4480, 6725), (5380, 5600)]