61712420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3643}}^1$

素因数の和:3681

約数の個数: 72

約数和(自身を含む): 162843072

約数和(自身を除く): 101130652

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 3643, 4235, 7286, 8470, 14572, 16940, 18215, 25501, 36430, 40073, 51002, 72860, 80146, 102004, 127505, 160292, 200365, 255010, 280511, 400730, 440803, 510020, 561022, 801460, 881606, 1122044, 1402555, 1763212, 2204015, 2805110, 3085621, 4408030, 5610220, 6171242, 8816060, 12342484, 15428105, 30856210, 61712420]

約数ペア:

[(1, 61712420), (2, 30856210), (4, 15428105), (5, 12342484), (7, 8816060), (10, 6171242), (11, 5610220), (14, 4408030), (20, 3085621), (22, 2805110), (28, 2204015), (35, 1763212), (44, 1402555), (55, 1122044), (70, 881606), (77, 801460), (110, 561022), (121, 510020), (140, 440803), (154, 400730), (220, 280511), (242, 255010), (308, 200365), (385, 160292), (484, 127505), (605, 102004), (770, 80146), (847, 72860), (1210, 51002), (1540, 40073), (1694, 36430), (2420, 25501), (3388, 18215), (3643, 16940), (4235, 14572), (7286, 8470)]