138037120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 128

約数和(自身を含む): 363968640

約数和(自身を除く): 225931520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 260, 320, 353, 376, 416, 470, 520, 611, 640, 706, 752, 832, 940, 1040, 1222, 1412, 1504, 1664, 1765, 1880, 2080, 2444, 2824, 3008, 3055, 3530, 3760, 4160, 4589, 4888, 5648, 6016, 6110, 7060, 7520, 8320, 9178, 9776, 11296, 12220, 14120, 15040, 16591, 18356, 19552, 22592, 22945, 24440, 28240, 30080, 33182, 36712, 39104, 45184, 45890, 48880, 56480, 66364, 73424, 78208, 82955, 91780, 97760, 112960, 132728, 146848, 165910, 183560, 195520, 215683, 225920, 265456, 293696, 331820, 367120, 391040, 431366, 530912, 587392, 663640, 734240, 862732, 1061824, 1078415, 1327280, 1468480, 1725464, 2123648, 2156830, 2654560, 2936960, 3450928, 4313660, 5309120, 6901856, 8627320, 10618240, 13803712, 17254640, 27607424, 34509280, 69018560, 138037120]

約数ペア:

[(1, 138037120), (2, 69018560), (4, 34509280), (5, 27607424), (8, 17254640), (10, 13803712), (13, 10618240), (16, 8627320), (20, 6901856), (26, 5309120), (32, 4313660), (40, 3450928), (47, 2936960), (52, 2654560), (64, 2156830), (65, 2123648), (80, 1725464), (94, 1468480), (104, 1327280), (128, 1078415), (130, 1061824), (160, 862732), (188, 734240), (208, 663640), (235, 587392), (260, 530912), (320, 431366), (353, 391040), (376, 367120), (416, 331820), (470, 293696), (520, 265456), (611, 225920), (640, 215683), (706, 195520), (752, 183560), (832, 165910), (940, 146848), (1040, 132728), (1222, 112960), (1412, 97760), (1504, 91780), (1664, 82955), (1765, 78208), (1880, 73424), (2080, 66364), (2444, 56480), (2824, 48880), (3008, 45890), (3055, 45184), (3530, 39104), (3760, 36712), (4160, 33182), (4589, 30080), (4888, 28240), (5648, 24440), (6016, 22945), (6110, 22592), (7060, 19552), (7520, 18356), (8320, 16591), (9178, 15040), (9776, 14120), (11296, 12220)]