209132912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 444748320

約数和(自身を除く): 235615408

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 89, 106, 136, 163, 178, 212, 272, 326, 356, 424, 652, 712, 848, 901, 1304, 1424, 1513, 1802, 2608, 2771, 3026, 3604, 4717, 5542, 6052, 7208, 8639, 9434, 11084, 12104, 14416, 14507, 17278, 18868, 22168, 24208, 29014, 34556, 37736, 44336, 58028, 69112, 75472, 80189, 116056, 138224, 146863, 160378, 232112, 246619, 293726, 320756, 493238, 587452, 641512, 768871, 986476, 1174904, 1283024, 1537742, 1972952, 2349808, 3075484, 3945904, 6150968, 12301936, 13070807, 26141614, 52283228, 104566456, 209132912]

約数ペア:

[(1, 209132912), (2, 104566456), (4, 52283228), (8, 26141614), (16, 13070807), (17, 12301936), (34, 6150968), (53, 3945904), (68, 3075484), (89, 2349808), (106, 1972952), (136, 1537742), (163, 1283024), (178, 1174904), (212, 986476), (272, 768871), (326, 641512), (356, 587452), (424, 493238), (652, 320756), (712, 293726), (848, 246619), (901, 232112), (1304, 160378), (1424, 146863), (1513, 138224), (1802, 116056), (2608, 80189), (2771, 75472), (3026, 69112), (3604, 58028), (4717, 44336), (5542, 37736), (6052, 34556), (7208, 29014), (8639, 24208), (9434, 22168), (11084, 18868), (12104, 17278), (14416, 14507)]