1278307584

素因数分解:

$2^8\times 3^2\times {\mathrm{554821}}^1$

素因数の和:554843

約数の個数: 54

約数和(自身を含む): 3685682546

約数和(自身を除く): 2407374962

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 554821, 1109642, 1664463, 2219284, 3328926, 4438568, 4993389, 6657852, 8877136, 9986778, 13315704, 17754272, 19973556, 26631408, 35508544, 39947112, 53262816, 71017088, 79894224, 106525632, 142034176, 159788448, 213051264, 319576896, 426102528, 639153792, 1278307584]

約数ペア:

[(1, 1278307584), (2, 639153792), (3, 426102528), (4, 319576896), (6, 213051264), (8, 159788448), (9, 142034176), (12, 106525632), (16, 79894224), (18, 71017088), (24, 53262816), (32, 39947112), (36, 35508544), (48, 26631408), (64, 19973556), (72, 17754272), (96, 13315704), (128, 9986778), (144, 8877136), (192, 6657852), (256, 4993389), (288, 4438568), (384, 3328926), (576, 2219284), (768, 1664463), (1152, 1109642), (2304, 554821)]