68361840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31649}}^1$

素因数の和:31671

約数の個数: 80

約数和(自身を含む): 235476000

約数和(自身を除く): 167114160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 31649, 63298, 94947, 126596, 158245, 189894, 253192, 284841, 316490, 379788, 474735, 506384, 569682, 632980, 759576, 854523, 949470, 1139364, 1265960, 1424205, 1519152, 1709046, 1898940, 2278728, 2531920, 2848410, 3418092, 3797880, 4272615, 4557456, 5696820, 6836184, 7595760, 8545230, 11393640, 13672368, 17090460, 22787280, 34180920, 68361840]

約数ペア:

[(1, 68361840), (2, 34180920), (3, 22787280), (4, 17090460), (5, 13672368), (6, 11393640), (8, 8545230), (9, 7595760), (10, 6836184), (12, 5696820), (15, 4557456), (16, 4272615), (18, 3797880), (20, 3418092), (24, 2848410), (27, 2531920), (30, 2278728), (36, 1898940), (40, 1709046), (45, 1519152), (48, 1424205), (54, 1265960), (60, 1139364), (72, 949470), (80, 854523), (90, 759576), (108, 632980), (120, 569682), (135, 506384), (144, 474735), (180, 379788), (216, 316490), (240, 284841), (270, 253192), (360, 189894), (432, 158245), (540, 126596), (720, 94947), (1080, 63298), (2160, 31649)]