291240537920

素因数分解:

$2^6\times 5^1\times {\mathrm{7069}}^1\times {\mathrm{128749}}^1$

素因数の和:135835

約数の個数: 56

約数和(自身を含む): 693620025000

約数和(自身を除く): 402379487080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 7069, 14138, 28276, 35345, 56552, 70690, 113104, 128749, 141380, 226208, 257498, 282760, 452416, 514996, 565520, 643745, 1029992, 1131040, 1287490, 2059984, 2262080, 2574980, 4119968, 5149960, 8239936, 10299920, 20599840, 41199680, 910126681, 1820253362, 3640506724, 4550633405, 7281013448, 9101266810, 14562026896, 18202533620, 29124053792, 36405067240, 58248107584, 72810134480, 145620268960, 291240537920]

約数ペア:

[(1, 291240537920), (2, 145620268960), (4, 72810134480), (5, 58248107584), (8, 36405067240), (10, 29124053792), (16, 18202533620), (20, 14562026896), (32, 9101266810), (40, 7281013448), (64, 4550633405), (80, 3640506724), (160, 1820253362), (320, 910126681), (7069, 41199680), (14138, 20599840), (28276, 10299920), (35345, 8239936), (56552, 5149960), (70690, 4119968), (113104, 2574980), (128749, 2262080), (141380, 2059984), (226208, 1287490), (257498, 1131040), (282760, 1029992), (452416, 643745), (514996, 565520)]