247680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{43}}^1$

素因数の和:68

約数の個数: 96

約数和(自身を含む): 875160

約数和(自身を除く): 627480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 360, 384, 387, 430, 480, 516, 576, 640, 645, 688, 720, 774, 860, 960, 1032, 1152, 1290, 1376, 1440, 1548, 1720, 1920, 1935, 2064, 2580, 2752, 2880, 3096, 3440, 3870, 4128, 5160, 5504, 5760, 6192, 6880, 7740, 8256, 10320, 12384, 13760, 15480, 16512, 20640, 24768, 27520, 30960, 41280, 49536, 61920, 82560, 123840, 247680]

約数ペア:

[(1, 247680), (2, 123840), (3, 82560), (4, 61920), (5, 49536), (6, 41280), (8, 30960), (9, 27520), (10, 24768), (12, 20640), (15, 16512), (16, 15480), (18, 13760), (20, 12384), (24, 10320), (30, 8256), (32, 7740), (36, 6880), (40, 6192), (43, 5760), (45, 5504), (48, 5160), (60, 4128), (64, 3870), (72, 3440), (80, 3096), (86, 2880), (90, 2752), (96, 2580), (120, 2064), (128, 1935), (129, 1920), (144, 1720), (160, 1548), (172, 1440), (180, 1376), (192, 1290), (215, 1152), (240, 1032), (258, 960), (288, 860), (320, 774), (344, 720), (360, 688), (384, 645), (387, 640), (430, 576), (480, 516)]