389950848

素因数分解:

$2^7\times 3^7\times 7^1\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 1338240000

約数和(自身を除く): 948289152

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, 126, 128, 144, 162, 168, 189, 192, 199, 216, 224, 243, 252, 288, 324, 336, 378, 384, 398, 432, 448, 486, 504, 567, 576, 597, 648, 672, 729, 756, 796, 864, 896, 972, 1008, 1134, 1152, 1194, 1296, 1344, 1393, 1458, 1512, 1592, 1701, 1728, 1791, 1944, 2016, 2187, 2268, 2388, 2592, 2688, 2786, 2916, 3024, 3184, 3402, 3456, 3582, 3888, 4032, 4179, 4374, 4536, 4776, 5103, 5184, 5373, 5572, 5832, 6048, 6368, 6804, 7164, 7776, 8064, 8358, 8748, 9072, 9552, 10206, 10368, 10746, 11144, 11664, 12096, 12537, 12736, 13608, 14328, 15309, 15552, 16119, 16716, 17496, 18144, 19104, 20412, 21492, 22288, 23328, 24192, 25074, 25472, 27216, 28656, 30618, 31104, 32238, 33432, 34992, 36288, 37611, 38208, 40824, 42984, 44576, 46656, 48357, 50148, 54432, 57312, 61236, 64476, 66864, 69984, 72576, 75222, 76416, 81648, 85968, 89152, 93312, 96714, 100296, 108864, 112833, 114624, 122472, 128952, 133728, 139968, 145071, 150444, 163296, 171936, 178304, 193428, 200592, 217728, 225666, 229248, 244944, 257904, 267456, 279936, 290142, 300888, 326592, 338499, 343872, 386856, 401184, 435213, 451332, 489888, 515808, 534912, 580284, 601776, 653184, 676998, 687744, 773712, 802368, 870426, 902664, 979776, 1015497, 1031616, 1160568, 1203552, 1353996, 1547424, 1604736, 1740852, 1805328, 1959552, 2030994, 2063232, 2321136, 2407104, 2707992, 3046491, 3094848, 3481704, 3610656, 4061988, 4642272, 4814208, 5415984, 6092982, 6189696, 6963408, 7221312, 8123976, 9284544, 10831968, 12185964, 13926816, 14442624, 16247952, 18569088, 21663936, 24371928, 27853632, 32495904, 43327872, 48743856, 55707264, 64991808, 97487712, 129983616, 194975424, 389950848]

約数ペア:

[(1, 389950848), (2, 194975424), (3, 129983616), (4, 97487712), (6, 64991808), (7, 55707264), (8, 48743856), (9, 43327872), (12, 32495904), (14, 27853632), (16, 24371928), (18, 21663936), (21, 18569088), (24, 16247952), (27, 14442624), (28, 13926816), (32, 12185964), (36, 10831968), (42, 9284544), (48, 8123976), (54, 7221312), (56, 6963408), (63, 6189696), (64, 6092982), (72, 5415984), (81, 4814208), (84, 4642272), (96, 4061988), (108, 3610656), (112, 3481704), (126, 3094848), (128, 3046491), (144, 2707992), (162, 2407104), (168, 2321136), (189, 2063232), (192, 2030994), (199, 1959552), (216, 1805328), (224, 1740852), (243, 1604736), (252, 1547424), (288, 1353996), (324, 1203552), (336, 1160568), (378, 1031616), (384, 1015497), (398, 979776), (432, 902664), (448, 870426), (486, 802368), (504, 773712), (567, 687744), (576, 676998), (597, 653184), (648, 601776), (672, 580284), (729, 534912), (756, 515808), (796, 489888), (864, 451332), (896, 435213), (972, 401184), (1008, 386856), (1134, 343872), (1152, 338499), (1194, 326592), (1296, 300888), (1344, 290142), (1393, 279936), (1458, 267456), (1512, 257904), (1592, 244944), (1701, 229248), (1728, 225666), (1791, 217728), (1944, 200592), (2016, 193428), (2187, 178304), (2268, 171936), (2388, 163296), (2592, 150444), (2688, 145071), (2786, 139968), (2916, 133728), (3024, 128952), (3184, 122472), (3402, 114624), (3456, 112833), (3582, 108864), (3888, 100296), (4032, 96714), (4179, 93312), (4374, 89152), (4536, 85968), (4776, 81648), (5103, 76416), (5184, 75222), (5373, 72576), (5572, 69984), (5832, 66864), (6048, 64476), (6368, 61236), (6804, 57312), (7164, 54432), (7776, 50148), (8064, 48357), (8358, 46656), (8748, 44576), (9072, 42984), (9552, 40824), (10206, 38208), (10368, 37611), (10746, 36288), (11144, 34992), (11664, 33432), (12096, 32238), (12537, 31104), (12736, 30618), (13608, 28656), (14328, 27216), (15309, 25472), (15552, 25074), (16119, 24192), (16716, 23328), (17496, 22288), (18144, 21492), (19104, 20412)]