661065408

素因数分解:

$2^6\times 3^3\times {\mathrm{163}}^1\times {\mathrm{2347}}^1$

素因数の和:2531

約数の個数: 112

約数和(自身を含む): 1956165760

約数和(自身を除く): 1295100352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 163, 192, 216, 288, 326, 432, 489, 576, 652, 864, 978, 1304, 1467, 1728, 1956, 2347, 2608, 2934, 3912, 4401, 4694, 5216, 5868, 7041, 7824, 8802, 9388, 10432, 11736, 14082, 15648, 17604, 18776, 21123, 23472, 28164, 31296, 35208, 37552, 42246, 46944, 56328, 63369, 70416, 75104, 84492, 93888, 112656, 126738, 140832, 150208, 168984, 225312, 253476, 281664, 337968, 382561, 450624, 506952, 675936, 765122, 1013904, 1147683, 1351872, 1530244, 2027808, 2295366, 3060488, 3443049, 4055616, 4590732, 6120976, 6886098, 9181464, 10329147, 12241952, 13772196, 18362928, 20658294, 24483904, 27544392, 36725856, 41316588, 55088784, 73451712, 82633176, 110177568, 165266352, 220355136, 330532704, 661065408]

約数ペア:

[(1, 661065408), (2, 330532704), (3, 220355136), (4, 165266352), (6, 110177568), (8, 82633176), (9, 73451712), (12, 55088784), (16, 41316588), (18, 36725856), (24, 27544392), (27, 24483904), (32, 20658294), (36, 18362928), (48, 13772196), (54, 12241952), (64, 10329147), (72, 9181464), (96, 6886098), (108, 6120976), (144, 4590732), (163, 4055616), (192, 3443049), (216, 3060488), (288, 2295366), (326, 2027808), (432, 1530244), (489, 1351872), (576, 1147683), (652, 1013904), (864, 765122), (978, 675936), (1304, 506952), (1467, 450624), (1728, 382561), (1956, 337968), (2347, 281664), (2608, 253476), (2934, 225312), (3912, 168984), (4401, 150208), (4694, 140832), (5216, 126738), (5868, 112656), (7041, 93888), (7824, 84492), (8802, 75104), (9388, 70416), (10432, 63369), (11736, 56328), (14082, 46944), (15648, 42246), (17604, 37552), (18776, 35208), (21123, 31296), (23472, 28164)]