128707656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 404213760

約数和(自身を除く): 275506104

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 257, 264, 271, 308, 462, 514, 542, 616, 771, 813, 924, 1028, 1084, 1542, 1626, 1799, 1848, 1897, 2056, 2168, 2827, 2981, 3084, 3252, 3598, 3794, 5397, 5654, 5691, 5962, 6168, 6504, 7196, 7588, 8481, 8943, 10794, 11308, 11382, 11924, 14392, 15176, 16962, 17886, 19789, 20867, 21588, 22616, 22764, 23848, 33924, 35772, 39578, 41734, 43176, 45528, 59367, 62601, 67848, 69647, 71544, 79156, 83468, 118734, 125202, 139294, 158312, 166936, 208941, 237468, 250404, 278588, 417882, 474936, 487529, 500808, 557176, 766117, 835764, 975058, 1462587, 1532234, 1671528, 1950116, 2298351, 2925174, 3064468, 3900232, 4596702, 5362819, 5850348, 6128936, 9193404, 10725638, 11700696, 16088457, 18386808, 21451276, 32176914, 42902552, 64353828, 128707656]

約数ペア:

[(1, 128707656), (2, 64353828), (3, 42902552), (4, 32176914), (6, 21451276), (7, 18386808), (8, 16088457), (11, 11700696), (12, 10725638), (14, 9193404), (21, 6128936), (22, 5850348), (24, 5362819), (28, 4596702), (33, 3900232), (42, 3064468), (44, 2925174), (56, 2298351), (66, 1950116), (77, 1671528), (84, 1532234), (88, 1462587), (132, 975058), (154, 835764), (168, 766117), (231, 557176), (257, 500808), (264, 487529), (271, 474936), (308, 417882), (462, 278588), (514, 250404), (542, 237468), (616, 208941), (771, 166936), (813, 158312), (924, 139294), (1028, 125202), (1084, 118734), (1542, 83468), (1626, 79156), (1799, 71544), (1848, 69647), (1897, 67848), (2056, 62601), (2168, 59367), (2827, 45528), (2981, 43176), (3084, 41734), (3252, 39578), (3598, 35772), (3794, 33924), (5397, 23848), (5654, 22764), (5691, 22616), (5962, 21588), (6168, 20867), (6504, 19789), (7196, 17886), (7588, 16962), (8481, 15176), (8943, 14392), (10794, 11924), (11308, 11382)]