28121472

素因数分解:

$2^7\times 3^3\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 84864000

約数和(自身を除く): 56742528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 103, 108, 128, 144, 158, 192, 206, 216, 237, 288, 309, 316, 384, 412, 432, 474, 576, 618, 632, 711, 824, 864, 927, 948, 1152, 1236, 1264, 1422, 1648, 1728, 1854, 1896, 2133, 2472, 2528, 2781, 2844, 3296, 3456, 3708, 3792, 4266, 4944, 5056, 5562, 5688, 6592, 7416, 7584, 8137, 8532, 9888, 10112, 11124, 11376, 13184, 14832, 15168, 16274, 17064, 19776, 22248, 22752, 24411, 29664, 30336, 32548, 34128, 39552, 44496, 45504, 48822, 59328, 65096, 68256, 73233, 88992, 91008, 97644, 118656, 130192, 136512, 146466, 177984, 195288, 219699, 260384, 273024, 292932, 355968, 390576, 439398, 520768, 585864, 781152, 878796, 1041536, 1171728, 1562304, 1757592, 2343456, 3124608, 3515184, 4686912, 7030368, 9373824, 14060736, 28121472]

約数ペア:

[(1, 28121472), (2, 14060736), (3, 9373824), (4, 7030368), (6, 4686912), (8, 3515184), (9, 3124608), (12, 2343456), (16, 1757592), (18, 1562304), (24, 1171728), (27, 1041536), (32, 878796), (36, 781152), (48, 585864), (54, 520768), (64, 439398), (72, 390576), (79, 355968), (96, 292932), (103, 273024), (108, 260384), (128, 219699), (144, 195288), (158, 177984), (192, 146466), (206, 136512), (216, 130192), (237, 118656), (288, 97644), (309, 91008), (316, 88992), (384, 73233), (412, 68256), (432, 65096), (474, 59328), (576, 48822), (618, 45504), (632, 44496), (711, 39552), (824, 34128), (864, 32548), (927, 30336), (948, 29664), (1152, 24411), (1236, 22752), (1264, 22248), (1422, 19776), (1648, 17064), (1728, 16274), (1854, 15168), (1896, 14832), (2133, 13184), (2472, 11376), (2528, 11124), (2781, 10112), (2844, 9888), (3296, 8532), (3456, 8137), (3708, 7584), (3792, 7416), (4266, 6592), (4944, 5688), (5056, 5562)]