2238201728

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:476

約数の個数: 128

約数和(自身を含む): 5224227840

約数和(自身を除く): 2986026112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 151, 224, 233, 284, 302, 448, 466, 497, 568, 604, 896, 932, 994, 1057, 1136, 1208, 1631, 1864, 1988, 2114, 2272, 2416, 3262, 3728, 3976, 4228, 4544, 4832, 6524, 7456, 7952, 8456, 9088, 9664, 10721, 13048, 14912, 15904, 16543, 16912, 19328, 21442, 26096, 29824, 31808, 33086, 33824, 35183, 42884, 52192, 63616, 66172, 67648, 70366, 75047, 85768, 104384, 115801, 132344, 135296, 140732, 150094, 171536, 208768, 231602, 246281, 264688, 281464, 300188, 343072, 463204, 492562, 529376, 562928, 600376, 686144, 926408, 985124, 1058752, 1125856, 1200752, 1372288, 1852816, 1970248, 2117504, 2251712, 2401504, 2497993, 3705632, 3940496, 4503424, 4803008, 4995986, 7411264, 7880992, 9606016, 9991972, 14822528, 15761984, 17485951, 19983944, 31523968, 34971902, 39967888, 69943804, 79935776, 139887608, 159871552, 279775216, 319743104, 559550432, 1119100864, 2238201728]

約数ペア:

[(1, 2238201728), (2, 1119100864), (4, 559550432), (7, 319743104), (8, 279775216), (14, 159871552), (16, 139887608), (28, 79935776), (32, 69943804), (56, 39967888), (64, 34971902), (71, 31523968), (112, 19983944), (128, 17485951), (142, 15761984), (151, 14822528), (224, 9991972), (233, 9606016), (284, 7880992), (302, 7411264), (448, 4995986), (466, 4803008), (497, 4503424), (568, 3940496), (604, 3705632), (896, 2497993), (932, 2401504), (994, 2251712), (1057, 2117504), (1136, 1970248), (1208, 1852816), (1631, 1372288), (1864, 1200752), (1988, 1125856), (2114, 1058752), (2272, 985124), (2416, 926408), (3262, 686144), (3728, 600376), (3976, 562928), (4228, 529376), (4544, 492562), (4832, 463204), (6524, 343072), (7456, 300188), (7952, 281464), (8456, 264688), (9088, 246281), (9664, 231602), (10721, 208768), (13048, 171536), (14912, 150094), (15904, 140732), (16543, 135296), (16912, 132344), (19328, 115801), (21442, 104384), (26096, 85768), (29824, 75047), (31808, 70366), (33086, 67648), (33824, 66172), (35183, 63616), (42884, 52192)]