8228480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 128

約数和(自身を含む): 22619520

約数和(自身を除く): 14391040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 43, 46, 52, 64, 65, 80, 86, 92, 104, 115, 128, 130, 160, 172, 184, 208, 215, 230, 260, 299, 320, 344, 368, 416, 430, 460, 520, 559, 598, 640, 688, 736, 832, 860, 920, 989, 1040, 1118, 1196, 1376, 1472, 1495, 1664, 1720, 1840, 1978, 2080, 2236, 2392, 2752, 2795, 2944, 2990, 3440, 3680, 3956, 4160, 4472, 4784, 4945, 5504, 5590, 5980, 6880, 7360, 7912, 8320, 8944, 9568, 9890, 11180, 11960, 12857, 13760, 14720, 15824, 17888, 19136, 19780, 22360, 23920, 25714, 27520, 31648, 35776, 38272, 39560, 44720, 47840, 51428, 63296, 64285, 71552, 79120, 89440, 95680, 102856, 126592, 128570, 158240, 178880, 191360, 205712, 257140, 316480, 357760, 411424, 514280, 632960, 822848, 1028560, 1645696, 2057120, 4114240, 8228480]

約数ペア:

[(1, 8228480), (2, 4114240), (4, 2057120), (5, 1645696), (8, 1028560), (10, 822848), (13, 632960), (16, 514280), (20, 411424), (23, 357760), (26, 316480), (32, 257140), (40, 205712), (43, 191360), (46, 178880), (52, 158240), (64, 128570), (65, 126592), (80, 102856), (86, 95680), (92, 89440), (104, 79120), (115, 71552), (128, 64285), (130, 63296), (160, 51428), (172, 47840), (184, 44720), (208, 39560), (215, 38272), (230, 35776), (260, 31648), (299, 27520), (320, 25714), (344, 23920), (368, 22360), (416, 19780), (430, 19136), (460, 17888), (520, 15824), (559, 14720), (598, 13760), (640, 12857), (688, 11960), (736, 11180), (832, 9890), (860, 9568), (920, 8944), (989, 8320), (1040, 7912), (1118, 7360), (1196, 6880), (1376, 5980), (1472, 5590), (1495, 5504), (1664, 4945), (1720, 4784), (1840, 4472), (1978, 4160), (2080, 3956), (2236, 3680), (2392, 3440), (2752, 2990), (2795, 2944)]