196561456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1063}}^1$

素因数の和:1218

約数の個数: 80

約数和(自身を含む): 472858624

約数和(自身を除く): 276297168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 127, 182, 208, 254, 364, 508, 728, 889, 1016, 1063, 1456, 1651, 1778, 2032, 2126, 3302, 3556, 4252, 6604, 7112, 7441, 8504, 11557, 13208, 13819, 14224, 14882, 17008, 23114, 26416, 27638, 29764, 46228, 55276, 59528, 92456, 96733, 110552, 119056, 135001, 184912, 193466, 221104, 270002, 386932, 540004, 773864, 945007, 1080008, 1547728, 1755013, 1890014, 2160016, 3510026, 3780028, 7020052, 7560056, 12285091, 14040104, 15120112, 24570182, 28080208, 49140364, 98280728, 196561456]

約数ペア:

[(1, 196561456), (2, 98280728), (4, 49140364), (7, 28080208), (8, 24570182), (13, 15120112), (14, 14040104), (16, 12285091), (26, 7560056), (28, 7020052), (52, 3780028), (56, 3510026), (91, 2160016), (104, 1890014), (112, 1755013), (127, 1547728), (182, 1080008), (208, 945007), (254, 773864), (364, 540004), (508, 386932), (728, 270002), (889, 221104), (1016, 193466), (1063, 184912), (1456, 135001), (1651, 119056), (1778, 110552), (2032, 96733), (2126, 92456), (3302, 59528), (3556, 55276), (4252, 46228), (6604, 29764), (7112, 27638), (7441, 26416), (8504, 23114), (11557, 17008), (13208, 14882), (13819, 14224)]