68648640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1726

約数の個数: 112

約数和(自身を含む): 223162368

約数和(自身を除く): 154513728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1663, 1720, 2064, 2580, 2752, 3326, 3440, 4128, 4989, 5160, 6652, 6880, 8256, 8315, 9978, 10320, 13304, 13760, 16630, 19956, 20640, 24945, 26608, 33260, 39912, 41280, 49890, 53216, 66520, 71509, 79824, 99780, 106432, 133040, 143018, 159648, 199560, 214527, 266080, 286036, 319296, 357545, 399120, 429054, 532160, 572072, 715090, 798240, 858108, 1072635, 1144144, 1430180, 1596480, 1716216, 2145270, 2288288, 2860360, 3432432, 4290540, 4576576, 5720720, 6864864, 8581080, 11441440, 13729728, 17162160, 22882880, 34324320, 68648640]

約数ペア:

[(1, 68648640), (2, 34324320), (3, 22882880), (4, 17162160), (5, 13729728), (6, 11441440), (8, 8581080), (10, 6864864), (12, 5720720), (15, 4576576), (16, 4290540), (20, 3432432), (24, 2860360), (30, 2288288), (32, 2145270), (40, 1716216), (43, 1596480), (48, 1430180), (60, 1144144), (64, 1072635), (80, 858108), (86, 798240), (96, 715090), (120, 572072), (129, 532160), (160, 429054), (172, 399120), (192, 357545), (215, 319296), (240, 286036), (258, 266080), (320, 214527), (344, 199560), (430, 159648), (480, 143018), (516, 133040), (645, 106432), (688, 99780), (860, 79824), (960, 71509), (1032, 66520), (1290, 53216), (1376, 49890), (1663, 41280), (1720, 39912), (2064, 33260), (2580, 26608), (2752, 24945), (3326, 20640), (3440, 19956), (4128, 16630), (4989, 13760), (5160, 13304), (6652, 10320), (6880, 9978), (8256, 8315)]