30688000

素因数分解:

$2^8\times 5^3\times 7^1\times {\mathrm{137}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 88006464

約数和(自身を除く): 57318464

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, 137, 140, 160, 175, 200, 224, 250, 256, 274, 280, 320, 350, 400, 448, 500, 548, 560, 640, 685, 700, 800, 875, 896, 959, 1000, 1096, 1120, 1280, 1370, 1400, 1600, 1750, 1792, 1918, 2000, 2192, 2240, 2740, 2800, 3200, 3425, 3500, 3836, 4000, 4384, 4480, 4795, 5480, 5600, 6400, 6850, 7000, 7672, 8000, 8768, 8960, 9590, 10960, 11200, 13700, 14000, 15344, 16000, 17125, 17536, 19180, 21920, 22400, 23975, 27400, 28000, 30688, 32000, 34250, 35072, 38360, 43840, 44800, 47950, 54800, 56000, 61376, 68500, 76720, 87680, 95900, 109600, 112000, 119875, 122752, 137000, 153440, 175360, 191800, 219200, 224000, 239750, 245504, 274000, 306880, 383600, 438400, 479500, 548000, 613760, 767200, 876800, 959000, 1096000, 1227520, 1534400, 1918000, 2192000, 3068800, 3836000, 4384000, 6137600, 7672000, 15344000, 30688000]

約数ペア:

[(1, 30688000), (2, 15344000), (4, 7672000), (5, 6137600), (7, 4384000), (8, 3836000), (10, 3068800), (14, 2192000), (16, 1918000), (20, 1534400), (25, 1227520), (28, 1096000), (32, 959000), (35, 876800), (40, 767200), (50, 613760), (56, 548000), (64, 479500), (70, 438400), (80, 383600), (100, 306880), (112, 274000), (125, 245504), (128, 239750), (137, 224000), (140, 219200), (160, 191800), (175, 175360), (200, 153440), (224, 137000), (250, 122752), (256, 119875), (274, 112000), (280, 109600), (320, 95900), (350, 87680), (400, 76720), (448, 68500), (500, 61376), (548, 56000), (560, 54800), (640, 47950), (685, 44800), (700, 43840), (800, 38360), (875, 35072), (896, 34250), (959, 32000), (1000, 30688), (1096, 28000), (1120, 27400), (1280, 23975), (1370, 22400), (1400, 21920), (1600, 19180), (1750, 17536), (1792, 17125), (1918, 16000), (2000, 15344), (2192, 14000), (2240, 13700), (2740, 11200), (2800, 10960), (3200, 9590), (3425, 8960), (3500, 8768), (3836, 8000), (4000, 7672), (4384, 7000), (4480, 6850), (4795, 6400), (5480, 5600)]