128031488

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 304932096

約数和(自身を除く): 176900608

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 73, 104, 124, 128, 136, 146, 208, 221, 248, 256, 272, 292, 403, 416, 442, 496, 527, 544, 584, 806, 832, 884, 949, 992, 1054, 1088, 1168, 1241, 1612, 1664, 1768, 1898, 1984, 2108, 2176, 2263, 2336, 2482, 3224, 3328, 3536, 3796, 3968, 4216, 4352, 4526, 4672, 4964, 6448, 6851, 7072, 7592, 7936, 8432, 9052, 9344, 9928, 12896, 13702, 14144, 15184, 16133, 16864, 18104, 18688, 19856, 25792, 27404, 28288, 29419, 30368, 32266, 33728, 36208, 38471, 39712, 51584, 54808, 56576, 58838, 60736, 64532, 67456, 72416, 76942, 79424, 103168, 109616, 117676, 121472, 129064, 134912, 144832, 153884, 158848, 219232, 235352, 242944, 258128, 289664, 307768, 317696, 438464, 470704, 500123, 516256, 579328, 615536, 876928, 941408, 1000246, 1032512, 1231072, 1753856, 1882816, 2000492, 2065024, 2462144, 3765632, 4000984, 4130048, 4924288, 7531264, 8001968, 9848576, 16003936, 32007872, 64015744, 128031488]

約数ペア:

[(1, 128031488), (2, 64015744), (4, 32007872), (8, 16003936), (13, 9848576), (16, 8001968), (17, 7531264), (26, 4924288), (31, 4130048), (32, 4000984), (34, 3765632), (52, 2462144), (62, 2065024), (64, 2000492), (68, 1882816), (73, 1753856), (104, 1231072), (124, 1032512), (128, 1000246), (136, 941408), (146, 876928), (208, 615536), (221, 579328), (248, 516256), (256, 500123), (272, 470704), (292, 438464), (403, 317696), (416, 307768), (442, 289664), (496, 258128), (527, 242944), (544, 235352), (584, 219232), (806, 158848), (832, 153884), (884, 144832), (949, 134912), (992, 129064), (1054, 121472), (1088, 117676), (1168, 109616), (1241, 103168), (1612, 79424), (1664, 76942), (1768, 72416), (1898, 67456), (1984, 64532), (2108, 60736), (2176, 58838), (2263, 56576), (2336, 54808), (2482, 51584), (3224, 39712), (3328, 38471), (3536, 36208), (3796, 33728), (3968, 32266), (4216, 30368), (4352, 29419), (4526, 28288), (4672, 27404), (4964, 25792), (6448, 19856), (6851, 18688), (7072, 18104), (7592, 16864), (7936, 16133), (8432, 15184), (9052, 14144), (9344, 13702), (9928, 12896)]