320197725

素因数分解:

$3^3\times 5^2\times {\mathrm{293}}^1\times {\mathrm{1619}}^1$

素因数の和:1931

約数の個数: 48

約数和(自身を含む): 590587200

約数和(自身を除く): 270389475

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 293, 675, 879, 1465, 1619, 2637, 4395, 4857, 7325, 7911, 8095, 13185, 14571, 21975, 24285, 39555, 40475, 43713, 65925, 72855, 121425, 197775, 218565, 364275, 474367, 1092825, 1423101, 2371835, 4269303, 7115505, 11859175, 12807909, 21346515, 35577525, 64039545, 106732575, 320197725]

約数ペア:

[(1, 320197725), (3, 106732575), (5, 64039545), (9, 35577525), (15, 21346515), (25, 12807909), (27, 11859175), (45, 7115505), (75, 4269303), (135, 2371835), (225, 1423101), (293, 1092825), (675, 474367), (879, 364275), (1465, 218565), (1619, 197775), (2637, 121425), (4395, 72855), (4857, 65925), (7325, 43713), (7911, 40475), (8095, 39555), (13185, 24285), (14571, 21975)]