254891904

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:580

約数の個数: 128

約数和(自身を含む): 716774400

約数和(自身を除く): 461882496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 47, 48, 58, 64, 87, 94, 96, 116, 128, 141, 174, 188, 192, 232, 282, 348, 376, 384, 464, 487, 564, 696, 752, 928, 974, 1128, 1363, 1392, 1461, 1504, 1856, 1948, 2256, 2726, 2784, 2922, 3008, 3712, 3896, 4089, 4512, 5452, 5568, 5844, 6016, 7792, 8178, 9024, 10904, 11136, 11688, 14123, 15584, 16356, 18048, 21808, 22889, 23376, 28246, 31168, 32712, 42369, 43616, 45778, 46752, 56492, 62336, 65424, 68667, 84738, 87232, 91556, 93504, 112984, 130848, 137334, 169476, 174464, 183112, 187008, 225968, 261696, 274668, 338952, 366224, 451936, 523392, 549336, 663781, 677904, 732448, 903872, 1098672, 1327562, 1355808, 1464896, 1807744, 1991343, 2197344, 2655124, 2711616, 2929792, 3982686, 4394688, 5310248, 5423232, 7965372, 8789376, 10620496, 15930744, 21240992, 31861488, 42481984, 63722976, 84963968, 127445952, 254891904]

約数ペア:

[(1, 254891904), (2, 127445952), (3, 84963968), (4, 63722976), (6, 42481984), (8, 31861488), (12, 21240992), (16, 15930744), (24, 10620496), (29, 8789376), (32, 7965372), (47, 5423232), (48, 5310248), (58, 4394688), (64, 3982686), (87, 2929792), (94, 2711616), (96, 2655124), (116, 2197344), (128, 1991343), (141, 1807744), (174, 1464896), (188, 1355808), (192, 1327562), (232, 1098672), (282, 903872), (348, 732448), (376, 677904), (384, 663781), (464, 549336), (487, 523392), (564, 451936), (696, 366224), (752, 338952), (928, 274668), (974, 261696), (1128, 225968), (1363, 187008), (1392, 183112), (1461, 174464), (1504, 169476), (1856, 137334), (1948, 130848), (2256, 112984), (2726, 93504), (2784, 91556), (2922, 87232), (3008, 84738), (3712, 68667), (3896, 65424), (4089, 62336), (4512, 56492), (5452, 46752), (5568, 45778), (5844, 43616), (6016, 42369), (7792, 32712), (8178, 31168), (9024, 28246), (10904, 23376), (11136, 22889), (11688, 21808), (14123, 18048), (15584, 16356)]