821234380080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{5338237}}^1$

素因数の和:5338894

約数の個数: 80

約数和(自身を含む): 2549798704224

約数和(自身を除く): 1728564324144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641, 1282, 1923, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10256, 12820, 15384, 19230, 25640, 30768, 38460, 51280, 76920, 153840, 5338237, 10676474, 16014711, 21352948, 26691185, 32029422, 42705896, 53382370, 64058844, 80073555, 85411792, 106764740, 128117688, 160147110, 213529480, 256235376, 320294220, 427058960, 640588440, 1281176880, 3421809917, 6843619834, 10265429751, 13687239668, 17109049585, 20530859502, 27374479336, 34218099170, 41061719004, 51327148755, 54748958672, 68436198340, 82123438008, 102654297510, 136872396680, 164246876016, 205308595020, 273744793360, 410617190040, 821234380080]

約数ペア:

[(1, 821234380080), (2, 410617190040), (3, 273744793360), (4, 205308595020), (5, 164246876016), (6, 136872396680), (8, 102654297510), (10, 82123438008), (12, 68436198340), (15, 54748958672), (16, 51327148755), (20, 41061719004), (24, 34218099170), (30, 27374479336), (40, 20530859502), (48, 17109049585), (60, 13687239668), (80, 10265429751), (120, 6843619834), (240, 3421809917), (641, 1281176880), (1282, 640588440), (1923, 427058960), (2564, 320294220), (3205, 256235376), (3846, 213529480), (5128, 160147110), (6410, 128117688), (7692, 106764740), (9615, 85411792), (10256, 80073555), (12820, 64058844), (15384, 53382370), (19230, 42705896), (25640, 32029422), (30768, 26691185), (38460, 21352948), (51280, 16014711), (76920, 10676474), (153840, 5338237)]