1287491072

素因数分解:

$2^9\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 240

約数和(自身を含む): 3279410640

約数和(自身を除く): 1991919568

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 49, 56, 64, 73, 74, 76, 98, 112, 128, 133, 146, 148, 152, 196, 224, 256, 259, 266, 292, 296, 304, 392, 448, 511, 512, 518, 532, 584, 592, 608, 703, 784, 896, 931, 1022, 1036, 1064, 1168, 1184, 1216, 1387, 1406, 1568, 1792, 1813, 1862, 2044, 2072, 2128, 2336, 2368, 2432, 2701, 2774, 2812, 3136, 3577, 3584, 3626, 3724, 4088, 4144, 4256, 4672, 4736, 4864, 4921, 5402, 5548, 5624, 6272, 7154, 7252, 7448, 8176, 8288, 8512, 9344, 9472, 9709, 9728, 9842, 10804, 11096, 11248, 12544, 14308, 14504, 14896, 16352, 16576, 17024, 18688, 18907, 18944, 19418, 19684, 21608, 22192, 22496, 25088, 28616, 29008, 29792, 32704, 33152, 34048, 34447, 37376, 37814, 38836, 39368, 43216, 44384, 44992, 51319, 57232, 58016, 59584, 65408, 66304, 67963, 68096, 68894, 75628, 77672, 78736, 86432, 88768, 89984, 102638, 114464, 116032, 119168, 130816, 132349, 132608, 135926, 137788, 151256, 155344, 157472, 172864, 177536, 179968, 205276, 228928, 232064, 238336, 261632, 264698, 271852, 275576, 302512, 310688, 314944, 345728, 355072, 359233, 359936, 410552, 457856, 464128, 476672, 529396, 543704, 551152, 605024, 621376, 629888, 691456, 710144, 718466, 821104, 915712, 928256, 1058792, 1087408, 1102304, 1210048, 1242752, 1259776, 1382912, 1436932, 1642208, 1831424, 2117584, 2174816, 2204608, 2420096, 2485504, 2514631, 2519552, 2873864, 3284416, 4235168, 4349632, 4409216, 4840192, 4971008, 5029262, 5747728, 6568832, 8470336, 8699264, 8818432, 9680384, 10058524, 11495456, 13137664, 16940672, 17398528, 17636864, 20117048, 22990912, 26275328, 33881344, 34797056, 40234096, 45981824, 67762688, 80468192, 91963648, 160936384, 183927296, 321872768, 643745536, 1287491072]

約数ペア:

[(1, 1287491072), (2, 643745536), (4, 321872768), (7, 183927296), (8, 160936384), (14, 91963648), (16, 80468192), (19, 67762688), (28, 45981824), (32, 40234096), (37, 34797056), (38, 33881344), (49, 26275328), (56, 22990912), (64, 20117048), (73, 17636864), (74, 17398528), (76, 16940672), (98, 13137664), (112, 11495456), (128, 10058524), (133, 9680384), (146, 8818432), (148, 8699264), (152, 8470336), (196, 6568832), (224, 5747728), (256, 5029262), (259, 4971008), (266, 4840192), (292, 4409216), (296, 4349632), (304, 4235168), (392, 3284416), (448, 2873864), (511, 2519552), (512, 2514631), (518, 2485504), (532, 2420096), (584, 2204608), (592, 2174816), (608, 2117584), (703, 1831424), (784, 1642208), (896, 1436932), (931, 1382912), (1022, 1259776), (1036, 1242752), (1064, 1210048), (1168, 1102304), (1184, 1087408), (1216, 1058792), (1387, 928256), (1406, 915712), (1568, 821104), (1792, 718466), (1813, 710144), (1862, 691456), (2044, 629888), (2072, 621376), (2128, 605024), (2336, 551152), (2368, 543704), (2432, 529396), (2701, 476672), (2774, 464128), (2812, 457856), (3136, 410552), (3577, 359936), (3584, 359233), (3626, 355072), (3724, 345728), (4088, 314944), (4144, 310688), (4256, 302512), (4672, 275576), (4736, 271852), (4864, 264698), (4921, 261632), (5402, 238336), (5548, 232064), (5624, 228928), (6272, 205276), (7154, 179968), (7252, 177536), (7448, 172864), (8176, 157472), (8288, 155344), (8512, 151256), (9344, 137788), (9472, 135926), (9709, 132608), (9728, 132349), (9842, 130816), (10804, 119168), (11096, 116032), (11248, 114464), (12544, 102638), (14308, 89984), (14504, 88768), (14896, 86432), (16352, 78736), (16576, 77672), (17024, 75628), (18688, 68894), (18907, 68096), (18944, 67963), (19418, 66304), (19684, 65408), (21608, 59584), (22192, 58016), (22496, 57232), (25088, 51319), (28616, 44992), (29008, 44384), (29792, 43216), (32704, 39368), (33152, 38836), (34048, 37814), (34447, 37376)]