1280454408

素因数分解:

$2^3\times 3^2\times {\mathrm{647}}^1\times {\mathrm{27487}}^1$

素因数の和:28146

約数の個数: 48

約数和(自身を含む): 3473383680

約数和(自身を除く): 2192929272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 647, 1294, 1941, 2588, 3882, 5176, 5823, 7764, 11646, 15528, 23292, 27487, 46584, 54974, 82461, 109948, 164922, 219896, 247383, 329844, 494766, 659688, 989532, 1979064, 17784089, 35568178, 53352267, 71136356, 106704534, 142272712, 160056801, 213409068, 320113602, 426818136, 640227204, 1280454408]

約数ペア:

[(1, 1280454408), (2, 640227204), (3, 426818136), (4, 320113602), (6, 213409068), (8, 160056801), (9, 142272712), (12, 106704534), (18, 71136356), (24, 53352267), (36, 35568178), (72, 17784089), (647, 1979064), (1294, 989532), (1941, 659688), (2588, 494766), (3882, 329844), (5176, 247383), (5823, 219896), (7764, 164922), (11646, 109948), (15528, 82461), (23292, 54974), (27487, 46584)]