172922940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 548664480

約数和(自身を除く): 375741540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 157, 174, 180, 211, 261, 290, 314, 348, 422, 435, 471, 522, 580, 628, 633, 785, 844, 870, 942, 1044, 1055, 1266, 1305, 1413, 1570, 1740, 1884, 1899, 2110, 2355, 2532, 2610, 2826, 3140, 3165, 3798, 4220, 4553, 4710, 5220, 5652, 6119, 6330, 7065, 7596, 9106, 9420, 9495, 12238, 12660, 13659, 14130, 18212, 18357, 18990, 22765, 24476, 27318, 28260, 30595, 33127, 36714, 37980, 40977, 45530, 54636, 55071, 61190, 66254, 68295, 73428, 81954, 91060, 91785, 99381, 110142, 122380, 132508, 136590, 163908, 165635, 183570, 198762, 204885, 220284, 273180, 275355, 298143, 331270, 367140, 397524, 409770, 496905, 550710, 596286, 662540, 819540, 960683, 993810, 1101420, 1192572, 1490715, 1921366, 1987620, 2882049, 2981430, 3842732, 4803415, 5764098, 5962860, 8646147, 9606830, 11528196, 14410245, 17292294, 19213660, 28820490, 34584588, 43230735, 57640980, 86461470, 172922940]

約数ペア:

[(1, 172922940), (2, 86461470), (3, 57640980), (4, 43230735), (5, 34584588), (6, 28820490), (9, 19213660), (10, 17292294), (12, 14410245), (15, 11528196), (18, 9606830), (20, 8646147), (29, 5962860), (30, 5764098), (36, 4803415), (45, 3842732), (58, 2981430), (60, 2882049), (87, 1987620), (90, 1921366), (116, 1490715), (145, 1192572), (157, 1101420), (174, 993810), (180, 960683), (211, 819540), (261, 662540), (290, 596286), (314, 550710), (348, 496905), (422, 409770), (435, 397524), (471, 367140), (522, 331270), (580, 298143), (628, 275355), (633, 273180), (785, 220284), (844, 204885), (870, 198762), (942, 183570), (1044, 165635), (1055, 163908), (1266, 136590), (1305, 132508), (1413, 122380), (1570, 110142), (1740, 99381), (1884, 91785), (1899, 91060), (2110, 81954), (2355, 73428), (2532, 68295), (2610, 66254), (2826, 61190), (3140, 55071), (3165, 54636), (3798, 45530), (4220, 40977), (4553, 37980), (4710, 36714), (5220, 33127), (5652, 30595), (6119, 28260), (6330, 27318), (7065, 24476), (7596, 22765), (9106, 18990), (9420, 18357), (9495, 18212), (12238, 14130), (12660, 13659)]