311840640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{54139}}^1$

素因数の和:54164

約数の個数: 96

約数和(自身を含む): 1076844600

約数和(自身を除く): 765003960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 54139, 108278, 162417, 216556, 270695, 324834, 433112, 487251, 541390, 649668, 812085, 866224, 974502, 1082780, 1299336, 1624170, 1732448, 1949004, 2165560, 2436255, 2598672, 3248340, 3464896, 3898008, 4331120, 4872510, 5197344, 6496680, 6929792, 7796016, 8662240, 9745020, 10394688, 12993360, 15592032, 17324480, 19490040, 20789376, 25986720, 31184064, 34648960, 38980080, 51973440, 62368128, 77960160, 103946880, 155920320, 311840640]

約数ペア:

[(1, 311840640), (2, 155920320), (3, 103946880), (4, 77960160), (5, 62368128), (6, 51973440), (8, 38980080), (9, 34648960), (10, 31184064), (12, 25986720), (15, 20789376), (16, 19490040), (18, 17324480), (20, 15592032), (24, 12993360), (30, 10394688), (32, 9745020), (36, 8662240), (40, 7796016), (45, 6929792), (48, 6496680), (60, 5197344), (64, 4872510), (72, 4331120), (80, 3898008), (90, 3464896), (96, 3248340), (120, 2598672), (128, 2436255), (144, 2165560), (160, 1949004), (180, 1732448), (192, 1624170), (240, 1299336), (288, 1082780), (320, 974502), (360, 866224), (384, 812085), (480, 649668), (576, 541390), (640, 487251), (720, 433112), (960, 324834), (1152, 270695), (1440, 216556), (1920, 162417), (2880, 108278), (5760, 54139)]