277986016

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:333

約数の個数: 144

約数和(自身を含む): 707398272

約数和(自身を除く): 429412256

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 71, 77, 88, 98, 112, 142, 154, 176, 196, 224, 227, 284, 308, 352, 392, 454, 497, 539, 568, 616, 781, 784, 908, 994, 1078, 1136, 1232, 1562, 1568, 1589, 1816, 1988, 2156, 2272, 2464, 2497, 3124, 3178, 3479, 3632, 3976, 4312, 4994, 5467, 6248, 6356, 6958, 7264, 7952, 8624, 9988, 10934, 11123, 12496, 12712, 13916, 15904, 16117, 17248, 17479, 19976, 21868, 22246, 24992, 25424, 27832, 32234, 34958, 38269, 39952, 43736, 44492, 50848, 55664, 64468, 69916, 76538, 79904, 87472, 88984, 111328, 112819, 122353, 128936, 139832, 153076, 174944, 177287, 177968, 225638, 244706, 257872, 279664, 306152, 354574, 355936, 451276, 489412, 515744, 559328, 612304, 709148, 789733, 902552, 978824, 1224608, 1241009, 1418296, 1579466, 1805104, 1957648, 2482018, 2836592, 3158932, 3610208, 3915296, 4964036, 5673184, 6317864, 8687063, 9928072, 12635728, 17374126, 19856144, 25271456, 34748252, 39712288, 69496504, 138993008, 277986016]

約数ペア:

[(1, 277986016), (2, 138993008), (4, 69496504), (7, 39712288), (8, 34748252), (11, 25271456), (14, 19856144), (16, 17374126), (22, 12635728), (28, 9928072), (32, 8687063), (44, 6317864), (49, 5673184), (56, 4964036), (71, 3915296), (77, 3610208), (88, 3158932), (98, 2836592), (112, 2482018), (142, 1957648), (154, 1805104), (176, 1579466), (196, 1418296), (224, 1241009), (227, 1224608), (284, 978824), (308, 902552), (352, 789733), (392, 709148), (454, 612304), (497, 559328), (539, 515744), (568, 489412), (616, 451276), (781, 355936), (784, 354574), (908, 306152), (994, 279664), (1078, 257872), (1136, 244706), (1232, 225638), (1562, 177968), (1568, 177287), (1589, 174944), (1816, 153076), (1988, 139832), (2156, 128936), (2272, 122353), (2464, 112819), (2497, 111328), (3124, 88984), (3178, 87472), (3479, 79904), (3632, 76538), (3976, 69916), (4312, 64468), (4994, 55664), (5467, 50848), (6248, 44492), (6356, 43736), (6958, 39952), (7264, 38269), (7952, 34958), (8624, 32234), (9988, 27832), (10934, 25424), (11123, 24992), (12496, 22246), (12712, 21868), (13916, 19976), (15904, 17479), (16117, 17248)]