205657860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{6869}}^1$

素因数の和:7380

約数の個数: 48

約数和(自身を含む): 577080000

約数和(自身を除く): 371422140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2495, 2994, 4990, 5988, 6869, 7485, 9980, 13738, 14970, 20607, 27476, 29940, 34345, 41214, 68690, 82428, 103035, 137380, 206070, 412140, 3427631, 6855262, 10282893, 13710524, 17138155, 20565786, 34276310, 41131572, 51414465, 68552620, 102828930, 205657860]

約数ペア:

[(1, 205657860), (2, 102828930), (3, 68552620), (4, 51414465), (5, 41131572), (6, 34276310), (10, 20565786), (12, 17138155), (15, 13710524), (20, 10282893), (30, 6855262), (60, 3427631), (499, 412140), (998, 206070), (1497, 137380), (1996, 103035), (2495, 82428), (2994, 68690), (4990, 41214), (5988, 34345), (6869, 29940), (7485, 27476), (9980, 20607), (13738, 14970)]