51384720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{853}}^1$

素因数の和:1120

約数の個数: 80

約数和(自身を含む): 160114752

約数和(自身を除く): 108730032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 502, 753, 853, 1004, 1255, 1506, 1706, 2008, 2510, 2559, 3012, 3412, 3765, 4016, 4265, 5020, 5118, 6024, 6824, 7530, 8530, 10040, 10236, 12048, 12795, 13648, 15060, 17060, 20080, 20472, 25590, 30120, 34120, 40944, 51180, 60240, 68240, 102360, 204720, 214103, 428206, 642309, 856412, 1070515, 1284618, 1712824, 2141030, 2569236, 3211545, 3425648, 4282060, 5138472, 6423090, 8564120, 10276944, 12846180, 17128240, 25692360, 51384720]

約数ペア:

[(1, 51384720), (2, 25692360), (3, 17128240), (4, 12846180), (5, 10276944), (6, 8564120), (8, 6423090), (10, 5138472), (12, 4282060), (15, 3425648), (16, 3211545), (20, 2569236), (24, 2141030), (30, 1712824), (40, 1284618), (48, 1070515), (60, 856412), (80, 642309), (120, 428206), (240, 214103), (251, 204720), (502, 102360), (753, 68240), (853, 60240), (1004, 51180), (1255, 40944), (1506, 34120), (1706, 30120), (2008, 25590), (2510, 20472), (2559, 20080), (3012, 17060), (3412, 15060), (3765, 13648), (4016, 12795), (4265, 12048), (5020, 10236), (5118, 10040), (6024, 8530), (6824, 7530)]