261207552

素因数分解:

$2^9\times 3^1\times {\mathrm{170057}}^1$

素因数の和:170078

約数の個数: 40

約数和(自身を含む): 695877336

約数和(自身を除く): 434669784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 170057, 340114, 510171, 680228, 1020342, 1360456, 2040684, 2720912, 4081368, 5441824, 8162736, 10883648, 16325472, 21767296, 32650944, 43534592, 65301888, 87069184, 130603776, 261207552]

約数ペア:

[(1, 261207552), (2, 130603776), (3, 87069184), (4, 65301888), (6, 43534592), (8, 32650944), (12, 21767296), (16, 16325472), (24, 10883648), (32, 8162736), (48, 5441824), (64, 4081368), (96, 2720912), (128, 2040684), (192, 1360456), (256, 1020342), (384, 680228), (512, 510171), (768, 340114), (1536, 170057)]