890457008

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1051

約数の個数: 120

約数和(自身を含む): 2157210144

約数和(自身を除く): 1266753136

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 71, 98, 112, 119, 136, 142, 196, 238, 272, 284, 392, 476, 497, 568, 784, 833, 941, 952, 994, 1136, 1207, 1666, 1882, 1904, 1988, 2414, 3332, 3479, 3764, 3976, 4828, 6587, 6664, 6958, 7528, 7952, 8449, 9656, 13174, 13328, 13916, 15056, 15997, 16898, 19312, 26348, 27832, 31994, 33796, 46109, 52696, 55664, 59143, 63988, 66811, 67592, 92218, 105392, 111979, 118286, 127976, 133622, 135184, 184436, 223958, 236572, 255952, 267244, 368872, 447916, 467677, 473144, 534488, 737744, 783853, 895832, 935354, 946288, 1068976, 1135787, 1567706, 1791664, 1870708, 2271574, 3135412, 3273739, 3741416, 4543148, 6270824, 6547478, 7482832, 7950509, 9086296, 12541648, 13094956, 15901018, 18172592, 26189912, 31802036, 52379824, 55653563, 63604072, 111307126, 127208144, 222614252, 445228504, 890457008]

約数ペア:

[(1, 890457008), (2, 445228504), (4, 222614252), (7, 127208144), (8, 111307126), (14, 63604072), (16, 55653563), (17, 52379824), (28, 31802036), (34, 26189912), (49, 18172592), (56, 15901018), (68, 13094956), (71, 12541648), (98, 9086296), (112, 7950509), (119, 7482832), (136, 6547478), (142, 6270824), (196, 4543148), (238, 3741416), (272, 3273739), (284, 3135412), (392, 2271574), (476, 1870708), (497, 1791664), (568, 1567706), (784, 1135787), (833, 1068976), (941, 946288), (952, 935354), (994, 895832), (1136, 783853), (1207, 737744), (1666, 534488), (1882, 473144), (1904, 467677), (1988, 447916), (2414, 368872), (3332, 267244), (3479, 255952), (3764, 236572), (3976, 223958), (4828, 184436), (6587, 135184), (6664, 133622), (6958, 127976), (7528, 118286), (7952, 111979), (8449, 105392), (9656, 92218), (13174, 67592), (13328, 66811), (13916, 63988), (15056, 59143), (15997, 55664), (16898, 52696), (19312, 46109), (26348, 33796), (27832, 31994)]