15689870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 34214400

約数和(自身を除く): 18524530

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 59, 70, 118, 131, 145, 203, 262, 290, 295, 406, 413, 590, 655, 826, 917, 1015, 1310, 1711, 1834, 2030, 2065, 3422, 3799, 4130, 4585, 7598, 7729, 8555, 9170, 11977, 15458, 17110, 18995, 23954, 26593, 37990, 38645, 53186, 54103, 59885, 77290, 108206, 119770, 132965, 224141, 265930, 270515, 448282, 541030, 1120705, 1568987, 2241410, 3137974, 7844935, 15689870]

約数ペア:

[(1, 15689870), (2, 7844935), (5, 3137974), (7, 2241410), (10, 1568987), (14, 1120705), (29, 541030), (35, 448282), (58, 270515), (59, 265930), (70, 224141), (118, 132965), (131, 119770), (145, 108206), (203, 77290), (262, 59885), (290, 54103), (295, 53186), (406, 38645), (413, 37990), (590, 26593), (655, 23954), (826, 18995), (917, 17110), (1015, 15458), (1310, 11977), (1711, 9170), (1834, 8555), (2030, 7729), (2065, 7598), (3422, 4585), (3799, 4130)]