123685408

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 316467648

約数和(自身を除く): 192782240

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 71, 77, 88, 98, 101, 112, 142, 154, 176, 196, 202, 224, 284, 308, 352, 392, 404, 497, 539, 568, 616, 707, 781, 784, 808, 994, 1078, 1111, 1136, 1232, 1414, 1562, 1568, 1616, 1988, 2156, 2222, 2272, 2464, 2828, 3124, 3232, 3479, 3976, 4312, 4444, 4949, 5467, 5656, 6248, 6958, 7171, 7777, 7952, 8624, 8888, 9898, 10934, 11312, 12496, 13916, 14342, 15554, 15904, 17248, 17776, 19796, 21868, 22624, 24992, 27832, 28684, 31108, 35552, 38269, 39592, 43736, 50197, 54439, 55664, 57368, 62216, 76538, 78881, 79184, 87472, 100394, 108878, 111328, 114736, 124432, 153076, 157762, 158368, 174944, 200788, 217756, 229472, 248864, 306152, 315524, 351379, 401576, 435512, 552167, 612304, 631048, 702758, 803152, 871024, 1104334, 1224608, 1262096, 1405516, 1606304, 1742048, 2208668, 2524192, 2811032, 3865169, 4417336, 5622064, 7730338, 8834672, 11244128, 15460676, 17669344, 30921352, 61842704, 123685408]

約数ペア:

[(1, 123685408), (2, 61842704), (4, 30921352), (7, 17669344), (8, 15460676), (11, 11244128), (14, 8834672), (16, 7730338), (22, 5622064), (28, 4417336), (32, 3865169), (44, 2811032), (49, 2524192), (56, 2208668), (71, 1742048), (77, 1606304), (88, 1405516), (98, 1262096), (101, 1224608), (112, 1104334), (142, 871024), (154, 803152), (176, 702758), (196, 631048), (202, 612304), (224, 552167), (284, 435512), (308, 401576), (352, 351379), (392, 315524), (404, 306152), (497, 248864), (539, 229472), (568, 217756), (616, 200788), (707, 174944), (781, 158368), (784, 157762), (808, 153076), (994, 124432), (1078, 114736), (1111, 111328), (1136, 108878), (1232, 100394), (1414, 87472), (1562, 79184), (1568, 78881), (1616, 76538), (1988, 62216), (2156, 57368), (2222, 55664), (2272, 54439), (2464, 50197), (2828, 43736), (3124, 39592), (3232, 38269), (3479, 35552), (3976, 31108), (4312, 28684), (4444, 27832), (4949, 24992), (5467, 22624), (5656, 21868), (6248, 19796), (6958, 17776), (7171, 17248), (7777, 15904), (7952, 15554), (8624, 14342), (8888, 13916), (9898, 12496), (10934, 11312)]