655804980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{158407}}^1$

素因数の和:158445

約数の個数: 72

約数和(自身を含む): 2075778432

約数和(自身を除く): 1419973452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 158407, 316814, 475221, 633628, 792035, 950442, 1425663, 1584070, 1900884, 2376105, 2851326, 3168140, 3643361, 4752210, 5702652, 7128315, 7286722, 9504420, 10930083, 14256630, 14573444, 18216805, 21860166, 28513260, 32790249, 36433610, 43720332, 54650415, 65580498, 72867220, 109300830, 131160996, 163951245, 218601660, 327902490, 655804980]

約数ペア:

[(1, 655804980), (2, 327902490), (3, 218601660), (4, 163951245), (5, 131160996), (6, 109300830), (9, 72867220), (10, 65580498), (12, 54650415), (15, 43720332), (18, 36433610), (20, 32790249), (23, 28513260), (30, 21860166), (36, 18216805), (45, 14573444), (46, 14256630), (60, 10930083), (69, 9504420), (90, 7286722), (92, 7128315), (115, 5702652), (138, 4752210), (180, 3643361), (207, 3168140), (230, 2851326), (276, 2376105), (345, 1900884), (414, 1584070), (460, 1425663), (690, 950442), (828, 792035), (1035, 633628), (1380, 475221), (2070, 316814), (4140, 158407)]