209908944

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 180

約数和(自身を含む): 694643040

約数和(自身を除く): 484734096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 71, 72, 84, 98, 112, 126, 142, 144, 147, 168, 196, 213, 252, 284, 294, 336, 392, 419, 426, 441, 497, 504, 568, 588, 639, 784, 838, 852, 882, 994, 1008, 1136, 1176, 1257, 1278, 1491, 1676, 1704, 1764, 1988, 2352, 2514, 2556, 2933, 2982, 3352, 3408, 3479, 3528, 3771, 3976, 4473, 5028, 5112, 5866, 5964, 6704, 6958, 7056, 7542, 7952, 8799, 8946, 10056, 10224, 10437, 11732, 11928, 13916, 15084, 17598, 17892, 20112, 20531, 20874, 23464, 23856, 26397, 27832, 29749, 30168, 31311, 35196, 35784, 41062, 41748, 46928, 52794, 55664, 59498, 60336, 61593, 62622, 70392, 71568, 82124, 83496, 89247, 105588, 118996, 123186, 125244, 140784, 164248, 166992, 178494, 184779, 208243, 211176, 237992, 246372, 250488, 267741, 328496, 356988, 369558, 416486, 422352, 475984, 492744, 500976, 535482, 624729, 713976, 739116, 832972, 985488, 1070964, 1249458, 1427952, 1457701, 1478232, 1665944, 1874187, 2141928, 2498916, 2915402, 2956464, 3331888, 3748374, 4283856, 4373103, 4997832, 5830804, 7496748, 8746206, 9995664, 11661608, 13119309, 14993496, 17492412, 23323216, 26238618, 29986992, 34984824, 52477236, 69969648, 104954472, 209908944]

約数ペア:

[(1, 209908944), (2, 104954472), (3, 69969648), (4, 52477236), (6, 34984824), (7, 29986992), (8, 26238618), (9, 23323216), (12, 17492412), (14, 14993496), (16, 13119309), (18, 11661608), (21, 9995664), (24, 8746206), (28, 7496748), (36, 5830804), (42, 4997832), (48, 4373103), (49, 4283856), (56, 3748374), (63, 3331888), (71, 2956464), (72, 2915402), (84, 2498916), (98, 2141928), (112, 1874187), (126, 1665944), (142, 1478232), (144, 1457701), (147, 1427952), (168, 1249458), (196, 1070964), (213, 985488), (252, 832972), (284, 739116), (294, 713976), (336, 624729), (392, 535482), (419, 500976), (426, 492744), (441, 475984), (497, 422352), (504, 416486), (568, 369558), (588, 356988), (639, 328496), (784, 267741), (838, 250488), (852, 246372), (882, 237992), (994, 211176), (1008, 208243), (1136, 184779), (1176, 178494), (1257, 166992), (1278, 164248), (1491, 140784), (1676, 125244), (1704, 123186), (1764, 118996), (1988, 105588), (2352, 89247), (2514, 83496), (2556, 82124), (2933, 71568), (2982, 70392), (3352, 62622), (3408, 61593), (3479, 60336), (3528, 59498), (3771, 55664), (3976, 52794), (4473, 46928), (5028, 41748), (5112, 41062), (5866, 35784), (5964, 35196), (6704, 31311), (6958, 30168), (7056, 29749), (7542, 27832), (7952, 26397), (8799, 23856), (8946, 23464), (10056, 20874), (10224, 20531), (10437, 20112), (11732, 17892), (11928, 17598), (13916, 15084)]