1891571328

素因数分解:

$2^7\times 3^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:447

約数の個数: 192

約数和(自身を含む): 5604842880

約数和(自身を除く): 3713271552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 83, 96, 128, 144, 146, 166, 192, 219, 249, 271, 288, 292, 332, 384, 438, 498, 542, 576, 584, 657, 664, 747, 813, 876, 996, 1084, 1152, 1168, 1314, 1328, 1494, 1626, 1752, 1992, 2168, 2336, 2439, 2628, 2656, 2988, 3252, 3504, 3984, 4336, 4672, 4878, 5256, 5312, 5976, 6059, 6504, 7008, 7968, 8672, 9344, 9756, 10512, 10624, 11952, 12118, 13008, 14016, 15936, 17344, 18177, 19512, 19783, 21024, 22493, 23904, 24236, 26016, 28032, 31872, 34688, 36354, 39024, 39566, 42048, 44986, 47808, 48472, 52032, 54531, 59349, 67479, 72708, 78048, 79132, 84096, 89972, 95616, 96944, 104064, 109062, 118698, 134958, 145416, 156096, 158264, 178047, 179944, 193888, 202437, 218124, 237396, 269916, 290832, 312192, 316528, 356094, 359888, 387776, 404874, 436248, 474792, 539832, 581664, 633056, 712188, 719776, 775552, 809748, 872496, 949584, 1079664, 1163328, 1266112, 1424376, 1439552, 1619496, 1641989, 1744992, 1899168, 2159328, 2326656, 2532224, 2848752, 2879104, 3238992, 3283978, 3489984, 3798336, 4318656, 4925967, 5697504, 6477984, 6567956, 6979968, 7596672, 8637312, 9851934, 11395008, 12955968, 13135912, 14777901, 19703868, 22790016, 25911936, 26271824, 29555802, 39407736, 52543648, 59111604, 78815472, 105087296, 118223208, 157630944, 210174592, 236446416, 315261888, 472892832, 630523776, 945785664, 1891571328]

約数ペア:

[(1, 1891571328), (2, 945785664), (3, 630523776), (4, 472892832), (6, 315261888), (8, 236446416), (9, 210174592), (12, 157630944), (16, 118223208), (18, 105087296), (24, 78815472), (32, 59111604), (36, 52543648), (48, 39407736), (64, 29555802), (72, 26271824), (73, 25911936), (83, 22790016), (96, 19703868), (128, 14777901), (144, 13135912), (146, 12955968), (166, 11395008), (192, 9851934), (219, 8637312), (249, 7596672), (271, 6979968), (288, 6567956), (292, 6477984), (332, 5697504), (384, 4925967), (438, 4318656), (498, 3798336), (542, 3489984), (576, 3283978), (584, 3238992), (657, 2879104), (664, 2848752), (747, 2532224), (813, 2326656), (876, 2159328), (996, 1899168), (1084, 1744992), (1152, 1641989), (1168, 1619496), (1314, 1439552), (1328, 1424376), (1494, 1266112), (1626, 1163328), (1752, 1079664), (1992, 949584), (2168, 872496), (2336, 809748), (2439, 775552), (2628, 719776), (2656, 712188), (2988, 633056), (3252, 581664), (3504, 539832), (3984, 474792), (4336, 436248), (4672, 404874), (4878, 387776), (5256, 359888), (5312, 356094), (5976, 316528), (6059, 312192), (6504, 290832), (7008, 269916), (7968, 237396), (8672, 218124), (9344, 202437), (9756, 193888), (10512, 179944), (10624, 178047), (11952, 158264), (12118, 156096), (13008, 145416), (14016, 134958), (15936, 118698), (17344, 109062), (18177, 104064), (19512, 96944), (19783, 95616), (21024, 89972), (22493, 84096), (23904, 79132), (24236, 78048), (26016, 72708), (28032, 67479), (31872, 59349), (34688, 54531), (36354, 52032), (39024, 48472), (39566, 47808), (42048, 44986)]