81814800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2401

約数の個数: 120

約数和(自身を含む): 271232640

約数和(自身を除く): 189417840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 40, 48, 50, 58, 60, 75, 80, 87, 100, 116, 120, 145, 150, 174, 200, 232, 240, 290, 300, 348, 400, 435, 464, 580, 600, 696, 725, 870, 1160, 1200, 1392, 1450, 1740, 2175, 2320, 2351, 2900, 3480, 4350, 4702, 5800, 6960, 7053, 8700, 9404, 11600, 11755, 14106, 17400, 18808, 23510, 28212, 34800, 35265, 37616, 47020, 56424, 58775, 68179, 70530, 94040, 112848, 117550, 136358, 141060, 176325, 188080, 204537, 235100, 272716, 282120, 340895, 352650, 409074, 470200, 545432, 564240, 681790, 705300, 818148, 940400, 1022685, 1090864, 1363580, 1410600, 1636296, 1704475, 2045370, 2727160, 2821200, 3272592, 3408950, 4090740, 5113425, 5454320, 6817900, 8181480, 10226850, 13635800, 16362960, 20453700, 27271600, 40907400, 81814800]

約数ペア:

[(1, 81814800), (2, 40907400), (3, 27271600), (4, 20453700), (5, 16362960), (6, 13635800), (8, 10226850), (10, 8181480), (12, 6817900), (15, 5454320), (16, 5113425), (20, 4090740), (24, 3408950), (25, 3272592), (29, 2821200), (30, 2727160), (40, 2045370), (48, 1704475), (50, 1636296), (58, 1410600), (60, 1363580), (75, 1090864), (80, 1022685), (87, 940400), (100, 818148), (116, 705300), (120, 681790), (145, 564240), (150, 545432), (174, 470200), (200, 409074), (232, 352650), (240, 340895), (290, 282120), (300, 272716), (348, 235100), (400, 204537), (435, 188080), (464, 176325), (580, 141060), (600, 136358), (696, 117550), (725, 112848), (870, 94040), (1160, 70530), (1200, 68179), (1392, 58775), (1450, 56424), (1740, 47020), (2175, 37616), (2320, 35265), (2351, 34800), (2900, 28212), (3480, 23510), (4350, 18808), (4702, 17400), (5800, 14106), (6960, 11755), (7053, 11600), (8700, 9404)]