668388672

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 280

約数和(自身を含む): 2298411456

約数和(自身を除く): 1630022784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 113, 126, 144, 162, 163, 168, 189, 192, 216, 224, 226, 252, 288, 324, 326, 336, 339, 378, 432, 448, 452, 489, 504, 567, 576, 648, 652, 672, 678, 756, 791, 864, 904, 978, 1008, 1017, 1134, 1141, 1296, 1304, 1344, 1356, 1467, 1512, 1582, 1728, 1808, 1956, 2016, 2034, 2268, 2282, 2373, 2592, 2608, 2712, 2934, 3024, 3051, 3164, 3423, 3616, 3912, 4032, 4068, 4401, 4536, 4564, 4746, 5184, 5216, 5424, 5868, 6048, 6102, 6328, 6846, 7119, 7232, 7824, 8136, 8802, 9072, 9128, 9153, 9492, 10269, 10432, 10848, 11736, 12096, 12204, 12656, 13203, 13692, 14238, 15648, 16272, 17604, 18144, 18256, 18306, 18419, 18984, 20538, 21357, 21696, 23472, 24408, 25312, 26406, 27384, 28476, 30807, 31296, 32544, 35208, 36288, 36512, 36612, 36838, 37968, 41076, 42714, 46944, 48816, 50624, 52812, 54768, 55257, 56952, 61614, 64071, 65088, 70416, 73024, 73224, 73676, 75936, 82152, 85428, 92421, 93888, 97632, 105624, 109536, 110514, 113904, 123228, 128142, 128933, 140832, 146448, 147352, 151872, 164304, 165771, 170856, 184842, 195264, 211248, 219072, 221028, 227808, 246456, 256284, 257866, 281664, 292896, 294704, 328608, 331542, 341712, 369684, 386799, 422496, 442056, 455616, 492912, 497313, 512568, 515732, 585792, 589408, 657216, 663084, 683424, 739368, 773598, 844992, 884112, 985824, 994626, 1025136, 1031464, 1160397, 1178816, 1326168, 1366848, 1478736, 1491939, 1547196, 1768224, 1971648, 1989252, 2050272, 2062928, 2320794, 2652336, 2957472, 2983878, 3094392, 3481191, 3536448, 3978504, 4100544, 4125856, 4641588, 5304672, 5914944, 5967756, 6188784, 6962382, 7957008, 8251712, 9283176, 10443573, 10609344, 11935512, 12377568, 13924764, 15914016, 18566352, 20887146, 23871024, 24755136, 27849528, 31828032, 37132704, 41774292, 47742048, 55699056, 74265408, 83548584, 95484096, 111398112, 167097168, 222796224, 334194336, 668388672]

約数ペア:

[(1, 668388672), (2, 334194336), (3, 222796224), (4, 167097168), (6, 111398112), (7, 95484096), (8, 83548584), (9, 74265408), (12, 55699056), (14, 47742048), (16, 41774292), (18, 37132704), (21, 31828032), (24, 27849528), (27, 24755136), (28, 23871024), (32, 20887146), (36, 18566352), (42, 15914016), (48, 13924764), (54, 12377568), (56, 11935512), (63, 10609344), (64, 10443573), (72, 9283176), (81, 8251712), (84, 7957008), (96, 6962382), (108, 6188784), (112, 5967756), (113, 5914944), (126, 5304672), (144, 4641588), (162, 4125856), (163, 4100544), (168, 3978504), (189, 3536448), (192, 3481191), (216, 3094392), (224, 2983878), (226, 2957472), (252, 2652336), (288, 2320794), (324, 2062928), (326, 2050272), (336, 1989252), (339, 1971648), (378, 1768224), (432, 1547196), (448, 1491939), (452, 1478736), (489, 1366848), (504, 1326168), (567, 1178816), (576, 1160397), (648, 1031464), (652, 1025136), (672, 994626), (678, 985824), (756, 884112), (791, 844992), (864, 773598), (904, 739368), (978, 683424), (1008, 663084), (1017, 657216), (1134, 589408), (1141, 585792), (1296, 515732), (1304, 512568), (1344, 497313), (1356, 492912), (1467, 455616), (1512, 442056), (1582, 422496), (1728, 386799), (1808, 369684), (1956, 341712), (2016, 331542), (2034, 328608), (2268, 294704), (2282, 292896), (2373, 281664), (2592, 257866), (2608, 256284), (2712, 246456), (2934, 227808), (3024, 221028), (3051, 219072), (3164, 211248), (3423, 195264), (3616, 184842), (3912, 170856), (4032, 165771), (4068, 164304), (4401, 151872), (4536, 147352), (4564, 146448), (4746, 140832), (5184, 128933), (5216, 128142), (5424, 123228), (5868, 113904), (6048, 110514), (6102, 109536), (6328, 105624), (6846, 97632), (7119, 93888), (7232, 92421), (7824, 85428), (8136, 82152), (8802, 75936), (9072, 73676), (9128, 73224), (9153, 73024), (9492, 70416), (10269, 65088), (10432, 64071), (10848, 61614), (11736, 56952), (12096, 55257), (12204, 54768), (12656, 52812), (13203, 50624), (13692, 48816), (14238, 46944), (15648, 42714), (16272, 41076), (17604, 37968), (18144, 36838), (18256, 36612), (18306, 36512), (18419, 36288), (18984, 35208), (20538, 32544), (21357, 31296), (21696, 30807), (23472, 28476), (24408, 27384), (25312, 26406)]