8161320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2957}}^1$

素因数の和:2994

約数の個数: 64

約数和(自身を含む): 25557120

約数和(自身を除く): 17395800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 2957, 5914, 8871, 11828, 14785, 17742, 23656, 29570, 35484, 44355, 59140, 68011, 70968, 88710, 118280, 136022, 177420, 204033, 272044, 340055, 354840, 408066, 544088, 680110, 816132, 1020165, 1360220, 1632264, 2040330, 2720440, 4080660, 8161320]

約数ペア:

[(1, 8161320), (2, 4080660), (3, 2720440), (4, 2040330), (5, 1632264), (6, 1360220), (8, 1020165), (10, 816132), (12, 680110), (15, 544088), (20, 408066), (23, 354840), (24, 340055), (30, 272044), (40, 204033), (46, 177420), (60, 136022), (69, 118280), (92, 88710), (115, 70968), (120, 68011), (138, 59140), (184, 44355), (230, 35484), (276, 29570), (345, 23656), (460, 17742), (552, 14785), (690, 11828), (920, 8871), (1380, 5914), (2760, 2957)]