248366280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 770457600

約数和(自身を除く): 522091320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 127, 129, 172, 215, 254, 258, 344, 379, 381, 430, 508, 516, 635, 645, 758, 762, 860, 1016, 1032, 1137, 1270, 1290, 1516, 1524, 1720, 1895, 1905, 2274, 2540, 2580, 3032, 3048, 3790, 3810, 4548, 5080, 5160, 5461, 5685, 7580, 7620, 9096, 10922, 11370, 15160, 15240, 16297, 16383, 21844, 22740, 27305, 32594, 32766, 43688, 45480, 48133, 48891, 54610, 65188, 65532, 81485, 81915, 96266, 97782, 109220, 130376, 131064, 144399, 162970, 163830, 192532, 195564, 218440, 240665, 244455, 288798, 325940, 327660, 385064, 391128, 481330, 488910, 577596, 651880, 655320, 721995, 962660, 977820, 1155192, 1443990, 1925320, 1955640, 2069719, 2887980, 4139438, 5775960, 6209157, 8278876, 10348595, 12418314, 16557752, 20697190, 24836628, 31045785, 41394380, 49673256, 62091570, 82788760, 124183140, 248366280]

約数ペア:

[(1, 248366280), (2, 124183140), (3, 82788760), (4, 62091570), (5, 49673256), (6, 41394380), (8, 31045785), (10, 24836628), (12, 20697190), (15, 16557752), (20, 12418314), (24, 10348595), (30, 8278876), (40, 6209157), (43, 5775960), (60, 4139438), (86, 2887980), (120, 2069719), (127, 1955640), (129, 1925320), (172, 1443990), (215, 1155192), (254, 977820), (258, 962660), (344, 721995), (379, 655320), (381, 651880), (430, 577596), (508, 488910), (516, 481330), (635, 391128), (645, 385064), (758, 327660), (762, 325940), (860, 288798), (1016, 244455), (1032, 240665), (1137, 218440), (1270, 195564), (1290, 192532), (1516, 163830), (1524, 162970), (1720, 144399), (1895, 131064), (1905, 130376), (2274, 109220), (2540, 97782), (2580, 96266), (3032, 81915), (3048, 81485), (3790, 65532), (3810, 65188), (4548, 54610), (5080, 48891), (5160, 48133), (5461, 45480), (5685, 43688), (7580, 32766), (7620, 32594), (9096, 27305), (10922, 22740), (11370, 21844), (15160, 16383), (15240, 16297)]