240416640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13913}}^1$

素因数の和:13941

約数の個数: 128

約数和(自身を含む): 851536800

約数和(自身を除く): 611120160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 13913, 17280, 27826, 41739, 55652, 69565, 83478, 111304, 125217, 139130, 166956, 208695, 222608, 250434, 278260, 333912, 375651, 417390, 445216, 500868, 556520, 626085, 667824, 751302, 834780, 890432, 1001736, 1113040, 1252170, 1335648, 1502604, 1669560, 1780864, 1878255, 2003472, 2226080, 2504340, 2671296, 3005208, 3339120, 3756510, 4006944, 4452160, 5008680, 5342592, 6010416, 6678240, 7513020, 8013888, 8904320, 10017360, 12020832, 13356480, 15026040, 16027776, 20034720, 24041664, 26712960, 30052080, 40069440, 48083328, 60104160, 80138880, 120208320, 240416640]

約数ペア:

[(1, 240416640), (2, 120208320), (3, 80138880), (4, 60104160), (5, 48083328), (6, 40069440), (8, 30052080), (9, 26712960), (10, 24041664), (12, 20034720), (15, 16027776), (16, 15026040), (18, 13356480), (20, 12020832), (24, 10017360), (27, 8904320), (30, 8013888), (32, 7513020), (36, 6678240), (40, 6010416), (45, 5342592), (48, 5008680), (54, 4452160), (60, 4006944), (64, 3756510), (72, 3339120), (80, 3005208), (90, 2671296), (96, 2504340), (108, 2226080), (120, 2003472), (128, 1878255), (135, 1780864), (144, 1669560), (160, 1502604), (180, 1335648), (192, 1252170), (216, 1113040), (240, 1001736), (270, 890432), (288, 834780), (320, 751302), (360, 667824), (384, 626085), (432, 556520), (480, 500868), (540, 445216), (576, 417390), (640, 375651), (720, 333912), (864, 278260), (960, 250434), (1080, 222608), (1152, 208695), (1440, 166956), (1728, 139130), (1920, 125217), (2160, 111304), (2880, 83478), (3456, 69565), (4320, 55652), (5760, 41739), (8640, 27826), (13913, 17280)]