18139000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 49533120

約数和(自身を除く): 31394120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 85, 88, 97, 100, 110, 125, 136, 170, 187, 194, 200, 220, 250, 275, 340, 374, 388, 425, 440, 485, 500, 550, 680, 748, 776, 850, 935, 970, 1000, 1067, 1100, 1375, 1496, 1649, 1700, 1870, 1940, 2125, 2134, 2200, 2425, 2750, 3298, 3400, 3740, 3880, 4250, 4268, 4675, 4850, 5335, 5500, 6596, 7480, 8245, 8500, 8536, 9350, 9700, 10670, 11000, 12125, 13192, 16490, 17000, 18139, 18700, 19400, 21340, 23375, 24250, 26675, 32980, 36278, 37400, 41225, 42680, 46750, 48500, 53350, 65960, 72556, 82450, 90695, 93500, 97000, 106700, 133375, 145112, 164900, 181390, 187000, 206125, 213400, 266750, 329800, 362780, 412250, 453475, 533500, 725560, 824500, 906950, 1067000, 1649000, 1813900, 2267375, 3627800, 4534750, 9069500, 18139000]

約数ペア:

[(1, 18139000), (2, 9069500), (4, 4534750), (5, 3627800), (8, 2267375), (10, 1813900), (11, 1649000), (17, 1067000), (20, 906950), (22, 824500), (25, 725560), (34, 533500), (40, 453475), (44, 412250), (50, 362780), (55, 329800), (68, 266750), (85, 213400), (88, 206125), (97, 187000), (100, 181390), (110, 164900), (125, 145112), (136, 133375), (170, 106700), (187, 97000), (194, 93500), (200, 90695), (220, 82450), (250, 72556), (275, 65960), (340, 53350), (374, 48500), (388, 46750), (425, 42680), (440, 41225), (485, 37400), (500, 36278), (550, 32980), (680, 26675), (748, 24250), (776, 23375), (850, 21340), (935, 19400), (970, 18700), (1000, 18139), (1067, 17000), (1100, 16490), (1375, 13192), (1496, 12125), (1649, 11000), (1700, 10670), (1870, 9700), (1940, 9350), (2125, 8536), (2134, 8500), (2200, 8245), (2425, 7480), (2750, 6596), (3298, 5500), (3400, 5335), (3740, 4850), (3880, 4675), (4250, 4268)]