66746240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 183600000

約数和(自身を除く): 116853760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 499, 608, 640, 704, 760, 836, 880, 998, 1045, 1216, 1408, 1520, 1672, 1760, 1996, 2090, 2432, 2495, 3040, 3344, 3520, 3992, 4180, 4990, 5489, 6080, 6688, 7040, 7984, 8360, 9481, 9980, 10978, 12160, 13376, 15968, 16720, 18962, 19960, 21956, 26752, 27445, 31936, 33440, 37924, 39920, 43912, 47405, 54890, 63872, 66880, 75848, 79840, 87824, 94810, 104291, 109780, 133760, 151696, 159680, 175648, 189620, 208582, 219560, 303392, 319360, 351296, 379240, 417164, 439120, 521455, 606784, 702592, 758480, 834328, 878240, 1042910, 1213568, 1516960, 1668656, 1756480, 2085820, 3033920, 3337312, 3512960, 4171640, 6067840, 6674624, 8343280, 13349248, 16686560, 33373120, 66746240]

約数ペア:

[(1, 66746240), (2, 33373120), (4, 16686560), (5, 13349248), (8, 8343280), (10, 6674624), (11, 6067840), (16, 4171640), (19, 3512960), (20, 3337312), (22, 3033920), (32, 2085820), (38, 1756480), (40, 1668656), (44, 1516960), (55, 1213568), (64, 1042910), (76, 878240), (80, 834328), (88, 758480), (95, 702592), (110, 606784), (128, 521455), (152, 439120), (160, 417164), (176, 379240), (190, 351296), (209, 319360), (220, 303392), (304, 219560), (320, 208582), (352, 189620), (380, 175648), (418, 159680), (440, 151696), (499, 133760), (608, 109780), (640, 104291), (704, 94810), (760, 87824), (836, 79840), (880, 75848), (998, 66880), (1045, 63872), (1216, 54890), (1408, 47405), (1520, 43912), (1672, 39920), (1760, 37924), (1996, 33440), (2090, 31936), (2432, 27445), (2495, 26752), (3040, 21956), (3344, 19960), (3520, 18962), (3992, 16720), (4180, 15968), (4990, 13376), (5489, 12160), (6080, 10978), (6688, 9980), (7040, 9481), (7984, 8360)]