72340576

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 190639008

約数和(自身を除く): 118298432

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 121, 136, 154, 157, 176, 187, 224, 238, 242, 272, 308, 314, 352, 374, 476, 484, 544, 616, 628, 748, 847, 952, 968, 1099, 1232, 1256, 1309, 1496, 1694, 1727, 1904, 1936, 2057, 2198, 2464, 2512, 2618, 2669, 2992, 3388, 3454, 3808, 3872, 4114, 4396, 5024, 5236, 5338, 5984, 6776, 6908, 8228, 8792, 10472, 10676, 12089, 13552, 13816, 14399, 16456, 17584, 18683, 18997, 20944, 21352, 24178, 27104, 27632, 28798, 29359, 32912, 35168, 37366, 37994, 41888, 42704, 48356, 55264, 57596, 58718, 65824, 74732, 75988, 85408, 96712, 115192, 117436, 132979, 149464, 151976, 193424, 205513, 230384, 234872, 265958, 298928, 303952, 322949, 386848, 411026, 460768, 469744, 531916, 597856, 607904, 645898, 822052, 939488, 1063832, 1291796, 1644104, 2127664, 2260643, 2583592, 3288208, 4255328, 4521286, 5167184, 6576416, 9042572, 10334368, 18085144, 36170288, 72340576]

約数ペア:

[(1, 72340576), (2, 36170288), (4, 18085144), (7, 10334368), (8, 9042572), (11, 6576416), (14, 5167184), (16, 4521286), (17, 4255328), (22, 3288208), (28, 2583592), (32, 2260643), (34, 2127664), (44, 1644104), (56, 1291796), (68, 1063832), (77, 939488), (88, 822052), (112, 645898), (119, 607904), (121, 597856), (136, 531916), (154, 469744), (157, 460768), (176, 411026), (187, 386848), (224, 322949), (238, 303952), (242, 298928), (272, 265958), (308, 234872), (314, 230384), (352, 205513), (374, 193424), (476, 151976), (484, 149464), (544, 132979), (616, 117436), (628, 115192), (748, 96712), (847, 85408), (952, 75988), (968, 74732), (1099, 65824), (1232, 58718), (1256, 57596), (1309, 55264), (1496, 48356), (1694, 42704), (1727, 41888), (1904, 37994), (1936, 37366), (2057, 35168), (2198, 32912), (2464, 29359), (2512, 28798), (2618, 27632), (2669, 27104), (2992, 24178), (3388, 21352), (3454, 20944), (3808, 18997), (3872, 18683), (4114, 17584), (4396, 16456), (5024, 14399), (5236, 13816), (5338, 13552), (5984, 12089), (6776, 10676), (6908, 10472), (8228, 8792)]