77557788

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:613

約数の個数: 144

約数和(自身を含む): 249849600

約数和(自身を除く): 172291812

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 126, 132, 147, 154, 196, 198, 231, 252, 294, 308, 343, 396, 441, 462, 539, 571, 588, 686, 693, 882, 924, 1029, 1078, 1142, 1372, 1386, 1617, 1713, 1764, 2058, 2156, 2284, 2772, 3087, 3234, 3426, 3773, 3997, 4116, 4851, 5139, 6174, 6281, 6468, 6852, 7546, 7994, 9702, 10278, 11319, 11991, 12348, 12562, 15092, 15988, 18843, 19404, 20556, 22638, 23982, 25124, 27979, 33957, 35973, 37686, 43967, 45276, 47964, 55958, 56529, 67914, 71946, 75372, 83937, 87934, 111916, 113058, 131901, 135828, 143892, 167874, 175868, 195853, 226116, 251811, 263802, 307769, 335748, 391706, 395703, 503622, 527604, 587559, 615538, 783412, 791406, 923307, 1007244, 1175118, 1231076, 1582812, 1762677, 1846614, 2154383, 2350236, 2769921, 3525354, 3693228, 4308766, 5539842, 6463149, 7050708, 8617532, 11079684, 12926298, 19389447, 25852596, 38778894, 77557788]

約数ペア:

[(1, 77557788), (2, 38778894), (3, 25852596), (4, 19389447), (6, 12926298), (7, 11079684), (9, 8617532), (11, 7050708), (12, 6463149), (14, 5539842), (18, 4308766), (21, 3693228), (22, 3525354), (28, 2769921), (33, 2350236), (36, 2154383), (42, 1846614), (44, 1762677), (49, 1582812), (63, 1231076), (66, 1175118), (77, 1007244), (84, 923307), (98, 791406), (99, 783412), (126, 615538), (132, 587559), (147, 527604), (154, 503622), (196, 395703), (198, 391706), (231, 335748), (252, 307769), (294, 263802), (308, 251811), (343, 226116), (396, 195853), (441, 175868), (462, 167874), (539, 143892), (571, 135828), (588, 131901), (686, 113058), (693, 111916), (882, 87934), (924, 83937), (1029, 75372), (1078, 71946), (1142, 67914), (1372, 56529), (1386, 55958), (1617, 47964), (1713, 45276), (1764, 43967), (2058, 37686), (2156, 35973), (2284, 33957), (2772, 27979), (3087, 25124), (3234, 23982), (3426, 22638), (3773, 20556), (3997, 19404), (4116, 18843), (4851, 15988), (5139, 15092), (6174, 12562), (6281, 12348), (6468, 11991), (6852, 11319), (7546, 10278), (7994, 9702)]