138991968

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 412776000

約数和(自身を除く): 273784032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 79, 82, 96, 123, 144, 149, 158, 164, 237, 246, 288, 298, 316, 328, 369, 447, 474, 492, 596, 632, 656, 711, 738, 894, 948, 984, 1192, 1264, 1312, 1341, 1422, 1476, 1788, 1896, 1968, 2384, 2528, 2682, 2844, 2952, 3239, 3576, 3792, 3936, 4768, 5364, 5688, 5904, 6109, 6478, 7152, 7584, 9717, 10728, 11376, 11771, 11808, 12218, 12956, 14304, 18327, 19434, 21456, 22752, 23542, 24436, 25912, 29151, 35313, 36654, 38868, 42912, 47084, 48872, 51824, 54981, 58302, 70626, 73308, 77736, 94168, 97744, 103648, 105939, 109962, 116604, 141252, 146616, 155472, 188336, 195488, 211878, 219924, 233208, 282504, 293232, 310944, 376672, 423756, 439848, 466416, 482611, 565008, 586464, 847512, 879696, 932832, 965222, 1130016, 1447833, 1695024, 1759392, 1930444, 2895666, 3390048, 3860888, 4343499, 5791332, 7721776, 8686998, 11582664, 15443552, 17373996, 23165328, 34747992, 46330656, 69495984, 138991968]

約数ペア:

[(1, 138991968), (2, 69495984), (3, 46330656), (4, 34747992), (6, 23165328), (8, 17373996), (9, 15443552), (12, 11582664), (16, 8686998), (18, 7721776), (24, 5791332), (32, 4343499), (36, 3860888), (41, 3390048), (48, 2895666), (72, 1930444), (79, 1759392), (82, 1695024), (96, 1447833), (123, 1130016), (144, 965222), (149, 932832), (158, 879696), (164, 847512), (237, 586464), (246, 565008), (288, 482611), (298, 466416), (316, 439848), (328, 423756), (369, 376672), (447, 310944), (474, 293232), (492, 282504), (596, 233208), (632, 219924), (656, 211878), (711, 195488), (738, 188336), (894, 155472), (948, 146616), (984, 141252), (1192, 116604), (1264, 109962), (1312, 105939), (1341, 103648), (1422, 97744), (1476, 94168), (1788, 77736), (1896, 73308), (1968, 70626), (2384, 58302), (2528, 54981), (2682, 51824), (2844, 48872), (2952, 47084), (3239, 42912), (3576, 38868), (3792, 36654), (3936, 35313), (4768, 29151), (5364, 25912), (5688, 24436), (5904, 23542), (6109, 22752), (6478, 21456), (7152, 19434), (7584, 18327), (9717, 14304), (10728, 12956), (11376, 12218), (11771, 11808)]