78123474

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 208373760

約数和(自身を除く): 130250286

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 67, 78, 99, 117, 134, 143, 151, 198, 201, 234, 286, 297, 302, 351, 402, 429, 453, 594, 603, 702, 737, 858, 871, 906, 1206, 1287, 1359, 1474, 1661, 1742, 1809, 1963, 2211, 2574, 2613, 2718, 3322, 3618, 3861, 3926, 4077, 4422, 4983, 5226, 5889, 6633, 7722, 7839, 8154, 9581, 9966, 10117, 11778, 13266, 14949, 15678, 17667, 19162, 19899, 20234, 21593, 23517, 28743, 29898, 30351, 35334, 39798, 43186, 44847, 47034, 53001, 57486, 60702, 64779, 86229, 89694, 91053, 106002, 111287, 129558, 131521, 172458, 182106, 194337, 222574, 258687, 263042, 273159, 333861, 388674, 394563, 517374, 546318, 583011, 667722, 789126, 1001583, 1166022, 1183689, 1446731, 2003166, 2367378, 2893462, 3004749, 3551067, 4340193, 6009498, 7102134, 8680386, 13020579, 26041158, 39061737, 78123474]

約数ペア:

[(1, 78123474), (2, 39061737), (3, 26041158), (6, 13020579), (9, 8680386), (11, 7102134), (13, 6009498), (18, 4340193), (22, 3551067), (26, 3004749), (27, 2893462), (33, 2367378), (39, 2003166), (54, 1446731), (66, 1183689), (67, 1166022), (78, 1001583), (99, 789126), (117, 667722), (134, 583011), (143, 546318), (151, 517374), (198, 394563), (201, 388674), (234, 333861), (286, 273159), (297, 263042), (302, 258687), (351, 222574), (402, 194337), (429, 182106), (453, 172458), (594, 131521), (603, 129558), (702, 111287), (737, 106002), (858, 91053), (871, 89694), (906, 86229), (1206, 64779), (1287, 60702), (1359, 57486), (1474, 53001), (1661, 47034), (1742, 44847), (1809, 43186), (1963, 39798), (2211, 35334), (2574, 30351), (2613, 29898), (2718, 28743), (3322, 23517), (3618, 21593), (3861, 20234), (3926, 19899), (4077, 19162), (4422, 17667), (4983, 15678), (5226, 14949), (5889, 13266), (6633, 11778), (7722, 10117), (7839, 9966), (8154, 9581)]