127880704

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1207

約数の個数: 80

約数和(自身を含む): 301694976

約数和(自身を除く): 173814272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1151, 1736, 1792, 1984, 2302, 3472, 3584, 3968, 4604, 6944, 7936, 8057, 9208, 13888, 15872, 16114, 18416, 27776, 32228, 35681, 36832, 55552, 64456, 71362, 73664, 111104, 128912, 142724, 147328, 249767, 257824, 285448, 294656, 499534, 515648, 570896, 589312, 999068, 1031296, 1141792, 1998136, 2062592, 2283584, 3996272, 4125184, 4567168, 7992544, 9134336, 15985088, 18268672, 31970176, 63940352, 127880704]

約数ペア:

[(1, 127880704), (2, 63940352), (4, 31970176), (7, 18268672), (8, 15985088), (14, 9134336), (16, 7992544), (28, 4567168), (31, 4125184), (32, 3996272), (56, 2283584), (62, 2062592), (64, 1998136), (112, 1141792), (124, 1031296), (128, 999068), (217, 589312), (224, 570896), (248, 515648), (256, 499534), (434, 294656), (448, 285448), (496, 257824), (512, 249767), (868, 147328), (896, 142724), (992, 128912), (1151, 111104), (1736, 73664), (1792, 71362), (1984, 64456), (2302, 55552), (3472, 36832), (3584, 35681), (3968, 32228), (4604, 27776), (6944, 18416), (7936, 16114), (8057, 15872), (9208, 13888)]