128580928

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16883}}^1$

素因数の和:16919

約数の個数: 56

約数和(自身を含む): 308774592

約数和(自身を除く): 180193664

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 3808, 7616, 16883, 33766, 67532, 118181, 135064, 236362, 270128, 287011, 472724, 540256, 574022, 945448, 1080512, 1148044, 1890896, 2009077, 2296088, 3781792, 4018154, 4592176, 7563584, 8036308, 9184352, 16072616, 18368704, 32145232, 64290464, 128580928]

約数ペア:

[(1, 128580928), (2, 64290464), (4, 32145232), (7, 18368704), (8, 16072616), (14, 9184352), (16, 8036308), (17, 7563584), (28, 4592176), (32, 4018154), (34, 3781792), (56, 2296088), (64, 2009077), (68, 1890896), (112, 1148044), (119, 1080512), (136, 945448), (224, 574022), (238, 540256), (272, 472724), (448, 287011), (476, 270128), (544, 236362), (952, 135064), (1088, 118181), (1904, 67532), (3808, 33766), (7616, 16883)]