127920384

素因数分解:

$2^8\times 3^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 180

約数和(自身を含む): 395718400

約数和(自身を除く): 267798016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 199, 216, 248, 256, 279, 288, 324, 372, 384, 398, 432, 496, 558, 576, 597, 648, 744, 768, 796, 837, 864, 992, 1116, 1152, 1194, 1296, 1488, 1592, 1674, 1728, 1791, 1984, 2232, 2304, 2388, 2511, 2592, 2976, 3184, 3348, 3456, 3582, 3968, 4464, 4776, 5022, 5184, 5373, 5952, 6169, 6368, 6696, 6912, 7164, 7936, 8928, 9552, 10044, 10368, 10746, 11904, 12338, 12736, 13392, 14328, 16119, 17856, 18507, 19104, 20088, 20736, 21492, 23808, 24676, 25472, 26784, 28656, 32238, 35712, 37014, 38208, 40176, 42984, 49352, 50944, 53568, 55521, 57312, 64476, 71424, 74028, 76416, 80352, 85968, 98704, 107136, 111042, 114624, 128952, 148056, 152832, 160704, 166563, 171936, 197408, 214272, 222084, 229248, 257904, 296112, 321408, 333126, 343872, 394816, 444168, 458496, 499689, 515808, 592224, 642816, 666252, 687744, 789632, 888336, 999378, 1031616, 1184448, 1332504, 1375488, 1579264, 1776672, 1998756, 2063232, 2368896, 2665008, 3553344, 3997512, 4126464, 4737792, 5330016, 7106688, 7995024, 10660032, 14213376, 15990048, 21320064, 31980096, 42640128, 63960192, 127920384]

約数ペア:

[(1, 127920384), (2, 63960192), (3, 42640128), (4, 31980096), (6, 21320064), (8, 15990048), (9, 14213376), (12, 10660032), (16, 7995024), (18, 7106688), (24, 5330016), (27, 4737792), (31, 4126464), (32, 3997512), (36, 3553344), (48, 2665008), (54, 2368896), (62, 2063232), (64, 1998756), (72, 1776672), (81, 1579264), (93, 1375488), (96, 1332504), (108, 1184448), (124, 1031616), (128, 999378), (144, 888336), (162, 789632), (186, 687744), (192, 666252), (199, 642816), (216, 592224), (248, 515808), (256, 499689), (279, 458496), (288, 444168), (324, 394816), (372, 343872), (384, 333126), (398, 321408), (432, 296112), (496, 257904), (558, 229248), (576, 222084), (597, 214272), (648, 197408), (744, 171936), (768, 166563), (796, 160704), (837, 152832), (864, 148056), (992, 128952), (1116, 114624), (1152, 111042), (1194, 107136), (1296, 98704), (1488, 85968), (1592, 80352), (1674, 76416), (1728, 74028), (1791, 71424), (1984, 64476), (2232, 57312), (2304, 55521), (2388, 53568), (2511, 50944), (2592, 49352), (2976, 42984), (3184, 40176), (3348, 38208), (3456, 37014), (3582, 35712), (3968, 32238), (4464, 28656), (4776, 26784), (5022, 25472), (5184, 24676), (5373, 23808), (5952, 21492), (6169, 20736), (6368, 20088), (6696, 19104), (6912, 18507), (7164, 17856), (7936, 16119), (8928, 14328), (9552, 13392), (10044, 12736), (10368, 12338), (10746, 11904)]