617981728

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 1574899200

約数和(自身を除く): 956917472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 61, 71, 91, 98, 104, 112, 122, 142, 182, 196, 208, 224, 244, 284, 343, 364, 392, 416, 427, 488, 497, 568, 637, 686, 728, 784, 793, 854, 923, 976, 994, 1136, 1274, 1372, 1456, 1568, 1586, 1708, 1846, 1952, 1988, 2272, 2548, 2744, 2912, 2989, 3172, 3416, 3479, 3692, 3976, 4331, 4459, 5096, 5488, 5551, 5978, 6344, 6461, 6832, 6958, 7384, 7952, 8662, 8918, 10192, 10976, 11102, 11956, 12688, 12922, 13664, 13916, 14768, 15904, 17324, 17836, 20384, 20923, 22204, 23912, 24353, 25376, 25844, 27832, 29536, 30317, 34648, 35672, 38857, 41846, 44408, 45227, 47824, 48706, 51688, 55664, 56303, 60634, 69296, 71344, 77714, 83692, 88816, 90454, 95648, 97412, 103376, 111328, 112606, 121268, 138592, 142688, 155428, 167384, 177632, 180908, 194824, 206752, 212219, 225212, 242536, 271999, 310856, 316589, 334768, 361816, 389648, 394121, 424438, 450424, 485072, 543998, 621712, 633178, 669536, 723632, 779296, 788242, 848876, 900848, 970144, 1087996, 1243424, 1266356, 1447264, 1485533, 1576484, 1697752, 1801696, 2175992, 2532712, 2758847, 2971066, 3152968, 3395504, 4351984, 5065424, 5517694, 5942132, 6305936, 6791008, 8703968, 10130848, 11035388, 11884264, 12611872, 19311929, 22070776, 23768528, 38623858, 44141552, 47537056, 77247716, 88283104, 154495432, 308990864, 617981728]

約数ペア:

[(1, 617981728), (2, 308990864), (4, 154495432), (7, 88283104), (8, 77247716), (13, 47537056), (14, 44141552), (16, 38623858), (26, 23768528), (28, 22070776), (32, 19311929), (49, 12611872), (52, 11884264), (56, 11035388), (61, 10130848), (71, 8703968), (91, 6791008), (98, 6305936), (104, 5942132), (112, 5517694), (122, 5065424), (142, 4351984), (182, 3395504), (196, 3152968), (208, 2971066), (224, 2758847), (244, 2532712), (284, 2175992), (343, 1801696), (364, 1697752), (392, 1576484), (416, 1485533), (427, 1447264), (488, 1266356), (497, 1243424), (568, 1087996), (637, 970144), (686, 900848), (728, 848876), (784, 788242), (793, 779296), (854, 723632), (923, 669536), (976, 633178), (994, 621712), (1136, 543998), (1274, 485072), (1372, 450424), (1456, 424438), (1568, 394121), (1586, 389648), (1708, 361816), (1846, 334768), (1952, 316589), (1988, 310856), (2272, 271999), (2548, 242536), (2744, 225212), (2912, 212219), (2989, 206752), (3172, 194824), (3416, 180908), (3479, 177632), (3692, 167384), (3976, 155428), (4331, 142688), (4459, 138592), (5096, 121268), (5488, 112606), (5551, 111328), (5978, 103376), (6344, 97412), (6461, 95648), (6832, 90454), (6958, 88816), (7384, 83692), (7952, 77714), (8662, 71344), (8918, 69296), (10192, 60634), (10976, 56303), (11102, 55664), (11956, 51688), (12688, 48706), (12922, 47824), (13664, 45227), (13916, 44408), (14768, 41846), (15904, 38857), (17324, 35672), (17836, 34648), (20384, 30317), (20923, 29536), (22204, 27832), (23912, 25844), (24353, 25376)]