681104736

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181919}}^1$

素因数の和:181948

約数の個数: 72

約数和(自身を含む): 2085894720

約数和(自身を除く): 1404789984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 181919, 363838, 545757, 727676, 1091514, 1455352, 1637271, 2183028, 2364947, 2910704, 3274542, 4366056, 4729894, 5821408, 6549084, 7094841, 8732112, 9459788, 13098168, 14189682, 17464224, 18919576, 21284523, 26196336, 28379364, 37839152, 42569046, 52392672, 56758728, 75678304, 85138092, 113517456, 170276184, 227034912, 340552368, 681104736]

約数ペア:

[(1, 681104736), (2, 340552368), (3, 227034912), (4, 170276184), (6, 113517456), (8, 85138092), (9, 75678304), (12, 56758728), (13, 52392672), (16, 42569046), (18, 37839152), (24, 28379364), (26, 26196336), (32, 21284523), (36, 18919576), (39, 17464224), (48, 14189682), (52, 13098168), (72, 9459788), (78, 8732112), (96, 7094841), (104, 6549084), (117, 5821408), (144, 4729894), (156, 4366056), (208, 3274542), (234, 2910704), (288, 2364947), (312, 2183028), (416, 1637271), (468, 1455352), (624, 1091514), (936, 727676), (1248, 545757), (1872, 363838), (3744, 181919)]