54890360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 149022720

約数和(自身を除く): 94132360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 47, 56, 70, 86, 94, 97, 140, 172, 188, 194, 215, 235, 280, 301, 329, 344, 376, 388, 430, 470, 485, 602, 658, 679, 776, 860, 940, 970, 1204, 1316, 1358, 1505, 1645, 1720, 1880, 1940, 2021, 2408, 2632, 2716, 3010, 3290, 3395, 3880, 4042, 4171, 4559, 5432, 6020, 6580, 6790, 8084, 8342, 9118, 10105, 12040, 13160, 13580, 14147, 16168, 16684, 18236, 20210, 20855, 22795, 27160, 28294, 29197, 31913, 33368, 36472, 40420, 41710, 45590, 56588, 58394, 63826, 70735, 80840, 83420, 91180, 113176, 116788, 127652, 141470, 145985, 159565, 166840, 182360, 196037, 233576, 255304, 282940, 291970, 319130, 392074, 565880, 583940, 638260, 784148, 980185, 1167880, 1276520, 1372259, 1568296, 1960370, 2744518, 3920740, 5489036, 6861295, 7841480, 10978072, 13722590, 27445180, 54890360]

約数ペア:

[(1, 54890360), (2, 27445180), (4, 13722590), (5, 10978072), (7, 7841480), (8, 6861295), (10, 5489036), (14, 3920740), (20, 2744518), (28, 1960370), (35, 1568296), (40, 1372259), (43, 1276520), (47, 1167880), (56, 980185), (70, 784148), (86, 638260), (94, 583940), (97, 565880), (140, 392074), (172, 319130), (188, 291970), (194, 282940), (215, 255304), (235, 233576), (280, 196037), (301, 182360), (329, 166840), (344, 159565), (376, 145985), (388, 141470), (430, 127652), (470, 116788), (485, 113176), (602, 91180), (658, 83420), (679, 80840), (776, 70735), (860, 63826), (940, 58394), (970, 56588), (1204, 45590), (1316, 41710), (1358, 40420), (1505, 36472), (1645, 33368), (1720, 31913), (1880, 29197), (1940, 28294), (2021, 27160), (2408, 22795), (2632, 20855), (2716, 20210), (3010, 18236), (3290, 16684), (3395, 16168), (3880, 14147), (4042, 13580), (4171, 13160), (4559, 12040), (5432, 10105), (6020, 9118), (6580, 8342), (6790, 8084)]