488990080

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40213}}^1$

素因数の和:40251

約数の個数: 64

約数和(自身を含む): 1230548400

約数和(自身を除く): 741558320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 40213, 80426, 160852, 201065, 321704, 402130, 643408, 764047, 804260, 1286816, 1528094, 1608520, 2573632, 3056188, 3217040, 3820235, 5147264, 6112376, 6434080, 7640470, 12224752, 12868160, 15280940, 24449504, 25736320, 30561880, 48899008, 61123760, 97798016, 122247520, 244495040, 488990080]

約数ペア:

[(1, 488990080), (2, 244495040), (4, 122247520), (5, 97798016), (8, 61123760), (10, 48899008), (16, 30561880), (19, 25736320), (20, 24449504), (32, 15280940), (38, 12868160), (40, 12224752), (64, 7640470), (76, 6434080), (80, 6112376), (95, 5147264), (128, 3820235), (152, 3217040), (160, 3056188), (190, 2573632), (304, 1608520), (320, 1528094), (380, 1286816), (608, 804260), (640, 764047), (760, 643408), (1216, 402130), (1520, 321704), (2432, 201065), (3040, 160852), (6080, 80426), (12160, 40213)]