87549960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31721}}^1$

素因数の和:31758

約数の個数: 64

約数和(自身を含む): 274078080

約数和(自身を除く): 186528120

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, 31721, 63442, 95163, 126884, 158605, 190326, 253768, 317210, 380652, 475815, 634420, 729583, 761304, 951630, 1268840, 1459166, 1903260, 2188749, 2918332, 3647915, 3806520, 4377498, 5836664, 7295830, 8754996, 10943745, 14591660, 17509992, 21887490, 29183320, 43774980, 87549960]

約数ペア:

[(1, 87549960), (2, 43774980), (3, 29183320), (4, 21887490), (5, 17509992), (6, 14591660), (8, 10943745), (10, 8754996), (12, 7295830), (15, 5836664), (20, 4377498), (23, 3806520), (24, 3647915), (30, 2918332), (40, 2188749), (46, 1903260), (60, 1459166), (69, 1268840), (92, 951630), (115, 761304), (120, 729583), (138, 634420), (184, 475815), (230, 380652), (276, 317210), (345, 253768), (460, 190326), (552, 158605), (690, 126884), (920, 95163), (1380, 63442), (2760, 31721)]