260503012

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 595526400

約数和(自身を除く): 335023388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 343, 421, 451, 539, 574, 686, 842, 902, 1078, 1148, 1372, 1684, 1804, 2009, 2156, 2947, 3157, 3773, 4018, 4631, 5894, 6314, 7546, 8036, 9262, 11788, 12628, 14063, 15092, 17261, 18524, 20629, 22099, 28126, 32417, 34522, 41258, 44198, 56252, 64834, 69044, 82516, 88396, 120827, 129668, 144403, 154693, 189871, 226919, 241654, 288806, 309386, 379742, 453838, 483308, 577612, 618772, 759484, 845789, 907676, 1329097, 1588433, 1691578, 2658194, 3176866, 3383156, 5316388, 5920523, 6353732, 9303679, 11841046, 18607358, 23682092, 37214716, 65125753, 130251506, 260503012]

約数ペア:

[(1, 260503012), (2, 130251506), (4, 65125753), (7, 37214716), (11, 23682092), (14, 18607358), (22, 11841046), (28, 9303679), (41, 6353732), (44, 5920523), (49, 5316388), (77, 3383156), (82, 3176866), (98, 2658194), (154, 1691578), (164, 1588433), (196, 1329097), (287, 907676), (308, 845789), (343, 759484), (421, 618772), (451, 577612), (539, 483308), (574, 453838), (686, 379742), (842, 309386), (902, 288806), (1078, 241654), (1148, 226919), (1372, 189871), (1684, 154693), (1804, 144403), (2009, 129668), (2156, 120827), (2947, 88396), (3157, 82516), (3773, 69044), (4018, 64834), (4631, 56252), (5894, 44198), (6314, 41258), (7546, 34522), (8036, 32417), (9262, 28126), (11788, 22099), (12628, 20629), (14063, 18524), (15092, 17261)]