72798880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 192

約数和(自身を含む): 226437120

約数和(自身を除く): 153638240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 311, 352, 380, 385, 418, 440, 532, 560, 608, 616, 622, 665, 760, 770, 836, 880, 1045, 1064, 1120, 1232, 1244, 1330, 1463, 1520, 1540, 1555, 1672, 1760, 2090, 2128, 2177, 2464, 2488, 2660, 2926, 3040, 3080, 3110, 3344, 3421, 4180, 4256, 4354, 4976, 5320, 5852, 5909, 6160, 6220, 6688, 6842, 7315, 8360, 8708, 9952, 10640, 10885, 11704, 11818, 12320, 12440, 13684, 14630, 16720, 17105, 17416, 21280, 21770, 23408, 23636, 23947, 24880, 27368, 29260, 29545, 33440, 34210, 34832, 41363, 43540, 46816, 47272, 47894, 49760, 54736, 58520, 59090, 64999, 68420, 69664, 82726, 87080, 94544, 95788, 109472, 117040, 118180, 119735, 129998, 136840, 165452, 174160, 189088, 191576, 206815, 234080, 236360, 239470, 259996, 273680, 324995, 330904, 348320, 383152, 413630, 454993, 472720, 478940, 519992, 547360, 649990, 661808, 766304, 827260, 909986, 945440, 957880, 1039984, 1299980, 1323616, 1654520, 1819972, 1915760, 2079968, 2274965, 2599960, 3309040, 3639944, 3831520, 4549930, 5199920, 6618080, 7279888, 9099860, 10399840, 14559776, 18199720, 36399440, 72798880]

約数ペア:

[(1, 72798880), (2, 36399440), (4, 18199720), (5, 14559776), (7, 10399840), (8, 9099860), (10, 7279888), (11, 6618080), (14, 5199920), (16, 4549930), (19, 3831520), (20, 3639944), (22, 3309040), (28, 2599960), (32, 2274965), (35, 2079968), (38, 1915760), (40, 1819972), (44, 1654520), (55, 1323616), (56, 1299980), (70, 1039984), (76, 957880), (77, 945440), (80, 909986), (88, 827260), (95, 766304), (110, 661808), (112, 649990), (133, 547360), (140, 519992), (152, 478940), (154, 472720), (160, 454993), (176, 413630), (190, 383152), (209, 348320), (220, 330904), (224, 324995), (266, 273680), (280, 259996), (304, 239470), (308, 236360), (311, 234080), (352, 206815), (380, 191576), (385, 189088), (418, 174160), (440, 165452), (532, 136840), (560, 129998), (608, 119735), (616, 118180), (622, 117040), (665, 109472), (760, 95788), (770, 94544), (836, 87080), (880, 82726), (1045, 69664), (1064, 68420), (1120, 64999), (1232, 59090), (1244, 58520), (1330, 54736), (1463, 49760), (1520, 47894), (1540, 47272), (1555, 46816), (1672, 43540), (1760, 41363), (2090, 34832), (2128, 34210), (2177, 33440), (2464, 29545), (2488, 29260), (2660, 27368), (2926, 24880), (3040, 23947), (3080, 23636), (3110, 23408), (3344, 21770), (3421, 21280), (4180, 17416), (4256, 17105), (4354, 16720), (4976, 14630), (5320, 13684), (5852, 12440), (5909, 12320), (6160, 11818), (6220, 11704), (6688, 10885), (6842, 10640), (7315, 9952), (8360, 8708)]