30251440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 75370176

約数和(自身を除く): 45118736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 328, 368, 401, 410, 460, 656, 802, 820, 920, 943, 1604, 1640, 1840, 1886, 2005, 3208, 3280, 3772, 4010, 4715, 6416, 7544, 8020, 9223, 9430, 15088, 16040, 16441, 18446, 18860, 32080, 32882, 36892, 37720, 46115, 65764, 73784, 75440, 82205, 92230, 131528, 147568, 164410, 184460, 263056, 328820, 368920, 378143, 657640, 737840, 756286, 1315280, 1512572, 1890715, 3025144, 3781430, 6050288, 7562860, 15125720, 30251440]

約数ペア:

[(1, 30251440), (2, 15125720), (4, 7562860), (5, 6050288), (8, 3781430), (10, 3025144), (16, 1890715), (20, 1512572), (23, 1315280), (40, 756286), (41, 737840), (46, 657640), (80, 378143), (82, 368920), (92, 328820), (115, 263056), (164, 184460), (184, 164410), (205, 147568), (230, 131528), (328, 92230), (368, 82205), (401, 75440), (410, 73784), (460, 65764), (656, 46115), (802, 37720), (820, 36892), (920, 32882), (943, 32080), (1604, 18860), (1640, 18446), (1840, 16441), (1886, 16040), (2005, 15088), (3208, 9430), (3280, 9223), (3772, 8020), (4010, 7544), (4715, 6416)]