77317240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1973

約数の個数: 128

約数和(自身を含む): 233694720

約数和(自身を除く): 156377480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 1931, 2002, 2860, 3080, 3640, 3862, 4004, 5005, 5720, 7724, 8008, 9655, 10010, 13517, 15448, 19310, 20020, 21241, 25103, 27034, 38620, 40040, 42482, 50206, 54068, 67585, 77240, 84964, 100412, 106205, 108136, 125515, 135170, 148687, 169928, 175721, 200824, 212410, 251030, 270340, 276133, 297374, 351442, 424820, 502060, 540680, 552266, 594748, 702884, 743435, 849640, 878605, 1004120, 1104532, 1189496, 1380665, 1405768, 1486870, 1757210, 1932931, 2209064, 2761330, 2973740, 3514420, 3865862, 5522660, 5947480, 7028840, 7731724, 9664655, 11045320, 15463448, 19329310, 38658620, 77317240]

約数ペア:

[(1, 77317240), (2, 38658620), (4, 19329310), (5, 15463448), (7, 11045320), (8, 9664655), (10, 7731724), (11, 7028840), (13, 5947480), (14, 5522660), (20, 3865862), (22, 3514420), (26, 2973740), (28, 2761330), (35, 2209064), (40, 1932931), (44, 1757210), (52, 1486870), (55, 1405768), (56, 1380665), (65, 1189496), (70, 1104532), (77, 1004120), (88, 878605), (91, 849640), (104, 743435), (110, 702884), (130, 594748), (140, 552266), (143, 540680), (154, 502060), (182, 424820), (220, 351442), (260, 297374), (280, 276133), (286, 270340), (308, 251030), (364, 212410), (385, 200824), (440, 175721), (455, 169928), (520, 148687), (572, 135170), (616, 125515), (715, 108136), (728, 106205), (770, 100412), (910, 84964), (1001, 77240), (1144, 67585), (1430, 54068), (1540, 50206), (1820, 42482), (1931, 40040), (2002, 38620), (2860, 27034), (3080, 25103), (3640, 21241), (3862, 20020), (4004, 19310), (5005, 15448), (5720, 13517), (7724, 10010), (8008, 9655)]