15365840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 42640128

約数和(自身を除く): 27274288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1193, 1288, 1610, 1840, 2386, 2576, 3220, 4772, 5965, 6440, 8351, 9544, 11930, 12880, 16702, 19088, 23860, 27439, 33404, 41755, 47720, 54878, 66808, 83510, 95440, 109756, 133616, 137195, 167020, 192073, 219512, 274390, 334040, 384146, 439024, 548780, 668080, 768292, 960365, 1097560, 1536584, 1920730, 2195120, 3073168, 3841460, 7682920, 15365840]

約数ペア:

[(1, 15365840), (2, 7682920), (4, 3841460), (5, 3073168), (7, 2195120), (8, 1920730), (10, 1536584), (14, 1097560), (16, 960365), (20, 768292), (23, 668080), (28, 548780), (35, 439024), (40, 384146), (46, 334040), (56, 274390), (70, 219512), (80, 192073), (92, 167020), (112, 137195), (115, 133616), (140, 109756), (161, 95440), (184, 83510), (230, 66808), (280, 54878), (322, 47720), (368, 41755), (460, 33404), (560, 27439), (644, 23860), (805, 19088), (920, 16702), (1193, 12880), (1288, 11930), (1610, 9544), (1840, 8351), (2386, 6440), (2576, 5965), (3220, 4772)]