78778392

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:981

約数の個数: 128

約数和(自身を含む): 251043840

約数和(自身を除く): 172265448

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 47, 56, 66, 77, 84, 88, 94, 132, 141, 154, 168, 188, 231, 264, 282, 308, 329, 376, 462, 517, 564, 616, 658, 907, 924, 987, 1034, 1128, 1316, 1551, 1814, 1848, 1974, 2068, 2632, 2721, 3102, 3619, 3628, 3948, 4136, 5442, 6204, 6349, 7238, 7256, 7896, 9977, 10857, 10884, 12408, 12698, 14476, 19047, 19954, 21714, 21768, 25396, 28952, 29931, 38094, 39908, 42629, 43428, 50792, 59862, 69839, 76188, 79816, 85258, 86856, 119724, 127887, 139678, 152376, 170516, 209517, 239448, 255774, 279356, 298403, 341032, 419034, 468919, 511548, 558712, 596806, 838068, 895209, 937838, 1023096, 1193612, 1406757, 1676136, 1790418, 1875676, 2387224, 2813514, 3282433, 3580836, 3751352, 5627028, 6564866, 7161672, 9847299, 11254056, 13129732, 19694598, 26259464, 39389196, 78778392]

約数ペア:

[(1, 78778392), (2, 39389196), (3, 26259464), (4, 19694598), (6, 13129732), (7, 11254056), (8, 9847299), (11, 7161672), (12, 6564866), (14, 5627028), (21, 3751352), (22, 3580836), (24, 3282433), (28, 2813514), (33, 2387224), (42, 1875676), (44, 1790418), (47, 1676136), (56, 1406757), (66, 1193612), (77, 1023096), (84, 937838), (88, 895209), (94, 838068), (132, 596806), (141, 558712), (154, 511548), (168, 468919), (188, 419034), (231, 341032), (264, 298403), (282, 279356), (308, 255774), (329, 239448), (376, 209517), (462, 170516), (517, 152376), (564, 139678), (616, 127887), (658, 119724), (907, 86856), (924, 85258), (987, 79816), (1034, 76188), (1128, 69839), (1316, 59862), (1551, 50792), (1814, 43428), (1848, 42629), (1974, 39908), (2068, 38094), (2632, 29931), (2721, 28952), (3102, 25396), (3619, 21768), (3628, 21714), (3948, 19954), (4136, 19047), (5442, 14476), (6204, 12698), (6349, 12408), (7238, 10884), (7256, 10857), (7896, 9977)]