68138840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22123}}^1$

素因数の和:22152

約数の個数: 64

約数和(自身を含む): 191151360

約数和(自身を除く): 123012520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 22123, 44246, 88492, 110615, 154861, 176984, 221230, 243353, 309722, 442460, 486706, 619444, 774305, 884920, 973412, 1216765, 1238888, 1548610, 1703471, 1946824, 2433530, 3097220, 3406942, 4867060, 6194440, 6813884, 8517355, 9734120, 13627768, 17034710, 34069420, 68138840]

約数ペア:

[(1, 68138840), (2, 34069420), (4, 17034710), (5, 13627768), (7, 9734120), (8, 8517355), (10, 6813884), (11, 6194440), (14, 4867060), (20, 3406942), (22, 3097220), (28, 2433530), (35, 1946824), (40, 1703471), (44, 1548610), (55, 1238888), (56, 1216765), (70, 973412), (77, 884920), (88, 774305), (110, 619444), (140, 486706), (154, 442460), (220, 309722), (280, 243353), (308, 221230), (385, 176984), (440, 154861), (616, 110615), (770, 88492), (1540, 44246), (3080, 22123)]