13555621120

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{607}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 33106913280

約数和(自身を除く): 19551292160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 239, 256, 292, 320, 365, 478, 584, 607, 640, 730, 956, 1168, 1195, 1214, 1280, 1460, 1912, 2336, 2390, 2428, 2920, 3035, 3824, 4672, 4780, 4856, 5840, 6070, 7648, 9344, 9560, 9712, 11680, 12140, 15296, 17447, 18688, 19120, 19424, 23360, 24280, 30592, 34894, 38240, 38848, 44311, 46720, 48560, 61184, 69788, 76480, 77696, 87235, 88622, 93440, 97120, 139576, 145073, 152960, 155392, 174470, 177244, 194240, 221555, 279152, 290146, 305920, 348940, 354488, 388480, 443110, 558304, 580292, 697880, 708976, 725365, 776960, 886220, 1116608, 1160584, 1395760, 1417952, 1450730, 1772440, 2233216, 2321168, 2791520, 2835904, 2901460, 3544880, 4466432, 4642336, 5583040, 5671808, 5802920, 7089760, 9284672, 10590329, 11166080, 11343616, 11605840, 14179520, 18569344, 21180658, 22332160, 23211680, 28359040, 37138688, 42361316, 46423360, 52951645, 56718080, 84722632, 92846720, 105903290, 169445264, 185693440, 211806580, 338890528, 423613160, 677781056, 847226320, 1355562112, 1694452640, 2711124224, 3388905280, 6777810560, 13555621120]

約数ペア:

[(1, 13555621120), (2, 6777810560), (4, 3388905280), (5, 2711124224), (8, 1694452640), (10, 1355562112), (16, 847226320), (20, 677781056), (32, 423613160), (40, 338890528), (64, 211806580), (73, 185693440), (80, 169445264), (128, 105903290), (146, 92846720), (160, 84722632), (239, 56718080), (256, 52951645), (292, 46423360), (320, 42361316), (365, 37138688), (478, 28359040), (584, 23211680), (607, 22332160), (640, 21180658), (730, 18569344), (956, 14179520), (1168, 11605840), (1195, 11343616), (1214, 11166080), (1280, 10590329), (1460, 9284672), (1912, 7089760), (2336, 5802920), (2390, 5671808), (2428, 5583040), (2920, 4642336), (3035, 4466432), (3824, 3544880), (4672, 2901460), (4780, 2835904), (4856, 2791520), (5840, 2321168), (6070, 2233216), (7648, 1772440), (9344, 1450730), (9560, 1417952), (9712, 1395760), (11680, 1160584), (12140, 1116608), (15296, 886220), (17447, 776960), (18688, 725365), (19120, 708976), (19424, 697880), (23360, 580292), (24280, 558304), (30592, 443110), (34894, 388480), (38240, 354488), (38848, 348940), (44311, 305920), (46720, 290146), (48560, 279152), (61184, 221555), (69788, 194240), (76480, 177244), (77696, 174470), (87235, 155392), (88622, 152960), (93440, 145073), (97120, 139576)]