189991872

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 224

約数和(自身を含む): 648614400

約数和(自身を除く): 458622528

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, 84, 96, 108, 112, 113, 126, 139, 144, 168, 189, 192, 216, 224, 226, 252, 278, 288, 336, 339, 378, 417, 432, 448, 452, 504, 556, 576, 672, 678, 756, 791, 834, 864, 904, 973, 1008, 1017, 1112, 1251, 1344, 1356, 1512, 1582, 1668, 1728, 1808, 1946, 2016, 2034, 2224, 2373, 2502, 2712, 2919, 3024, 3051, 3164, 3336, 3616, 3753, 3892, 4032, 4068, 4448, 4746, 5004, 5424, 5838, 6048, 6102, 6328, 6672, 7119, 7232, 7506, 7784, 8136, 8757, 8896, 9492, 10008, 10848, 11676, 12096, 12204, 12656, 13344, 14238, 15012, 15568, 15707, 16272, 17514, 18984, 20016, 21357, 21696, 23352, 24408, 25312, 26271, 26688, 28476, 30024, 31136, 31414, 32544, 35028, 37968, 40032, 42714, 46704, 47121, 48816, 50624, 52542, 56952, 60048, 62272, 62828, 65088, 70056, 75936, 80064, 85428, 93408, 94242, 97632, 105084, 109949, 113904, 120096, 125656, 140112, 141363, 151872, 170856, 186816, 188484, 195264, 210168, 219898, 227808, 240192, 251312, 280224, 282726, 329847, 341712, 376968, 420336, 424089, 439796, 455616, 502624, 560448, 565452, 659694, 683424, 753936, 840672, 848178, 879592, 989541, 1005248, 1130904, 1319388, 1366848, 1507872, 1681344, 1696356, 1759184, 1979082, 2261808, 2638776, 2968623, 3015744, 3392712, 3518368, 3958164, 4523616, 5277552, 5937246, 6785424, 7036736, 7916328, 9047232, 10555104, 11874492, 13570848, 15832656, 21110208, 23748984, 27141696, 31665312, 47497968, 63330624, 94995936, 189991872]

約数ペア:

[(1, 189991872), (2, 94995936), (3, 63330624), (4, 47497968), (6, 31665312), (7, 27141696), (8, 23748984), (9, 21110208), (12, 15832656), (14, 13570848), (16, 11874492), (18, 10555104), (21, 9047232), (24, 7916328), (27, 7036736), (28, 6785424), (32, 5937246), (36, 5277552), (42, 4523616), (48, 3958164), (54, 3518368), (56, 3392712), (63, 3015744), (64, 2968623), (72, 2638776), (84, 2261808), (96, 1979082), (108, 1759184), (112, 1696356), (113, 1681344), (126, 1507872), (139, 1366848), (144, 1319388), (168, 1130904), (189, 1005248), (192, 989541), (216, 879592), (224, 848178), (226, 840672), (252, 753936), (278, 683424), (288, 659694), (336, 565452), (339, 560448), (378, 502624), (417, 455616), (432, 439796), (448, 424089), (452, 420336), (504, 376968), (556, 341712), (576, 329847), (672, 282726), (678, 280224), (756, 251312), (791, 240192), (834, 227808), (864, 219898), (904, 210168), (973, 195264), (1008, 188484), (1017, 186816), (1112, 170856), (1251, 151872), (1344, 141363), (1356, 140112), (1512, 125656), (1582, 120096), (1668, 113904), (1728, 109949), (1808, 105084), (1946, 97632), (2016, 94242), (2034, 93408), (2224, 85428), (2373, 80064), (2502, 75936), (2712, 70056), (2919, 65088), (3024, 62828), (3051, 62272), (3164, 60048), (3336, 56952), (3616, 52542), (3753, 50624), (3892, 48816), (4032, 47121), (4068, 46704), (4448, 42714), (4746, 40032), (5004, 37968), (5424, 35028), (5838, 32544), (6048, 31414), (6102, 31136), (6328, 30024), (6672, 28476), (7119, 26688), (7232, 26271), (7506, 25312), (7784, 24408), (8136, 23352), (8757, 21696), (8896, 21357), (9492, 20016), (10008, 18984), (10848, 17514), (11676, 16272), (12096, 15707), (12204, 15568), (12656, 15012), (13344, 14238)]