287996928

素因数分解:

$2^{10}\times 3^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:653

約数の個数: 88

約数和(自身を含む): 772783440

約数和(自身を除く): 484786512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 241, 256, 384, 389, 482, 512, 723, 768, 778, 964, 1024, 1167, 1446, 1536, 1556, 1928, 2334, 2892, 3072, 3112, 3856, 4668, 5784, 6224, 7712, 9336, 11568, 12448, 15424, 18672, 23136, 24896, 30848, 37344, 46272, 49792, 61696, 74688, 92544, 93749, 99584, 123392, 149376, 185088, 187498, 199168, 246784, 281247, 298752, 370176, 374996, 398336, 562494, 597504, 740352, 749992, 1124988, 1195008, 1499984, 2249976, 2999968, 4499952, 5999936, 8999904, 11999872, 17999808, 23999744, 35999616, 47999488, 71999232, 95998976, 143998464, 287996928]

約数ペア:

[(1, 287996928), (2, 143998464), (3, 95998976), (4, 71999232), (6, 47999488), (8, 35999616), (12, 23999744), (16, 17999808), (24, 11999872), (32, 8999904), (48, 5999936), (64, 4499952), (96, 2999968), (128, 2249976), (192, 1499984), (241, 1195008), (256, 1124988), (384, 749992), (389, 740352), (482, 597504), (512, 562494), (723, 398336), (768, 374996), (778, 370176), (964, 298752), (1024, 281247), (1167, 246784), (1446, 199168), (1536, 187498), (1556, 185088), (1928, 149376), (2334, 123392), (2892, 99584), (3072, 93749), (3112, 92544), (3856, 74688), (4668, 61696), (5784, 49792), (6224, 46272), (7712, 37344), (9336, 30848), (11568, 24896), (12448, 23136), (15424, 18672)]