1780493499568

素因数分解:

$2^4\times 7^2\times {\mathrm{103}}^1\times {\mathrm{389}}^1\times {\mathrm{56681}}^1$

素因数の和:57195

約数の個数: 120

約数和(自身を含む): 4062371732640

約数和(自身を除く): 2281878233072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 103, 112, 196, 206, 389, 392, 412, 721, 778, 784, 824, 1442, 1556, 1648, 2723, 2884, 3112, 5047, 5446, 5768, 6224, 10094, 10892, 11536, 19061, 20188, 21784, 38122, 40067, 40376, 43568, 56681, 76244, 80134, 80752, 113362, 152488, 160268, 226724, 280469, 304976, 320536, 396767, 453448, 560938, 641072, 793534, 906896, 1121876, 1587068, 1963283, 2243752, 2777369, 3174136, 3926566, 4487504, 5554738, 5838143, 6348272, 7853132, 11109476, 11676286, 15706264, 22048909, 22218952, 23352572, 31412528, 40867001, 44097818, 44437904, 46705144, 81734002, 88195636, 93410288, 154342363, 163468004, 176391272, 286069007, 308684726, 326936008, 352782544, 572138014, 617369452, 653872016, 1080396541, 1144276028, 1234738904, 2160793082, 2271037627, 2288552056, 2469477808, 4321586164, 4542075254, 4577104112, 8643172328, 9084150508, 15897263389, 17286344656, 18168301016, 31794526778, 36336602032, 63589053556, 111280843723, 127178107112, 222561687446, 254356214224, 445123374892, 890246749784, 1780493499568]

約数ペア:

[(1, 1780493499568), (2, 890246749784), (4, 445123374892), (7, 254356214224), (8, 222561687446), (14, 127178107112), (16, 111280843723), (28, 63589053556), (49, 36336602032), (56, 31794526778), (98, 18168301016), (103, 17286344656), (112, 15897263389), (196, 9084150508), (206, 8643172328), (389, 4577104112), (392, 4542075254), (412, 4321586164), (721, 2469477808), (778, 2288552056), (784, 2271037627), (824, 2160793082), (1442, 1234738904), (1556, 1144276028), (1648, 1080396541), (2723, 653872016), (2884, 617369452), (3112, 572138014), (5047, 352782544), (5446, 326936008), (5768, 308684726), (6224, 286069007), (10094, 176391272), (10892, 163468004), (11536, 154342363), (19061, 93410288), (20188, 88195636), (21784, 81734002), (38122, 46705144), (40067, 44437904), (40376, 44097818), (43568, 40867001), (56681, 31412528), (76244, 23352572), (80134, 22218952), (80752, 22048909), (113362, 15706264), (152488, 11676286), (160268, 11109476), (226724, 7853132), (280469, 6348272), (304976, 5838143), (320536, 5554738), (396767, 4487504), (453448, 3926566), (560938, 3174136), (641072, 2777369), (793534, 2243752), (906896, 1963283), (1121876, 1587068)]