70515690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 194123520

約数和(自身を除く): 123607830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 409, 818, 821, 1227, 1642, 2045, 2454, 2463, 2863, 4090, 4105, 4926, 5726, 5747, 6135, 8210, 8589, 11494, 12270, 12315, 14315, 17178, 17241, 24630, 28630, 28735, 34482, 42945, 57470, 85890, 86205, 172410, 335789, 671578, 1007367, 1678945, 2014734, 2350523, 3357890, 4701046, 5036835, 7051569, 10073670, 11752615, 14103138, 23505230, 35257845, 70515690]

約数ペア:

[(1, 70515690), (2, 35257845), (3, 23505230), (5, 14103138), (6, 11752615), (7, 10073670), (10, 7051569), (14, 5036835), (15, 4701046), (21, 3357890), (30, 2350523), (35, 2014734), (42, 1678945), (70, 1007367), (105, 671578), (210, 335789), (409, 172410), (818, 86205), (821, 85890), (1227, 57470), (1642, 42945), (2045, 34482), (2454, 28735), (2463, 28630), (2863, 24630), (4090, 17241), (4105, 17178), (4926, 14315), (5726, 12315), (5747, 12270), (6135, 11494), (8210, 8589)]