71630020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 189294336

約数和(自身を除く): 117664316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 193, 220, 241, 308, 385, 386, 482, 770, 772, 964, 965, 1205, 1351, 1540, 1687, 1930, 2123, 2410, 2651, 2702, 3374, 3860, 4246, 4820, 5302, 5404, 6748, 6755, 8435, 8492, 10604, 10615, 13255, 13510, 14861, 16870, 18557, 21230, 26510, 27020, 29722, 33740, 37114, 42460, 46513, 53020, 59444, 74228, 74305, 92785, 93026, 148610, 185570, 186052, 232565, 297220, 325591, 371140, 465130, 511643, 651182, 930260, 1023286, 1302364, 1627955, 2046572, 2558215, 3255910, 3581501, 5116430, 6511820, 7163002, 10232860, 14326004, 17907505, 35815010, 71630020]

約数ペア:

[(1, 71630020), (2, 35815010), (4, 17907505), (5, 14326004), (7, 10232860), (10, 7163002), (11, 6511820), (14, 5116430), (20, 3581501), (22, 3255910), (28, 2558215), (35, 2046572), (44, 1627955), (55, 1302364), (70, 1023286), (77, 930260), (110, 651182), (140, 511643), (154, 465130), (193, 371140), (220, 325591), (241, 297220), (308, 232565), (385, 186052), (386, 185570), (482, 148610), (770, 93026), (772, 92785), (964, 74305), (965, 74228), (1205, 59444), (1351, 53020), (1540, 46513), (1687, 42460), (1930, 37114), (2123, 33740), (2410, 29722), (2651, 27020), (2702, 26510), (3374, 21230), (3860, 18557), (4246, 16870), (4820, 14861), (5302, 13510), (5404, 13255), (6748, 10615), (6755, 10604), (8435, 8492)]