128361968

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{9631}}^1$

素因数の和:9670

約数の個数: 60

約数和(自身を含む): 306355392

約数和(自身を除く): 177993424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1666, 1904, 3332, 6664, 9631, 13328, 19262, 38524, 67417, 77048, 134834, 154096, 163727, 269668, 327454, 471919, 539336, 654908, 943838, 1078672, 1146089, 1309816, 1887676, 2292178, 2619632, 3775352, 4584356, 7550704, 8022623, 9168712, 16045246, 18337424, 32090492, 64180984, 128361968]

約数ペア:

[(1, 128361968), (2, 64180984), (4, 32090492), (7, 18337424), (8, 16045246), (14, 9168712), (16, 8022623), (17, 7550704), (28, 4584356), (34, 3775352), (49, 2619632), (56, 2292178), (68, 1887676), (98, 1309816), (112, 1146089), (119, 1078672), (136, 943838), (196, 654908), (238, 539336), (272, 471919), (392, 327454), (476, 269668), (784, 163727), (833, 154096), (952, 134834), (1666, 77048), (1904, 67417), (3332, 38524), (6664, 19262), (9631, 13328)]