255960144

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{161591}}^1$

素因数の和:161616

約数の個数: 60

約数和(自身を含む): 781458912

約数和(自身を除く): 525498768

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 161591, 323182, 484773, 646364, 969546, 1292728, 1454319, 1777501, 1939092, 2585456, 2908638, 3555002, 3878184, 5332503, 5817276, 7110004, 7756368, 10665006, 11634552, 14220008, 15997509, 21330012, 23269104, 28440016, 31995018, 42660024, 63990036, 85320048, 127980072, 255960144]

約数ペア:

[(1, 255960144), (2, 127980072), (3, 85320048), (4, 63990036), (6, 42660024), (8, 31995018), (9, 28440016), (11, 23269104), (12, 21330012), (16, 15997509), (18, 14220008), (22, 11634552), (24, 10665006), (33, 7756368), (36, 7110004), (44, 5817276), (48, 5332503), (66, 3878184), (72, 3555002), (88, 2908638), (99, 2585456), (132, 1939092), (144, 1777501), (176, 1454319), (198, 1292728), (264, 969546), (396, 646364), (528, 484773), (792, 323182), (1584, 161591)]