211168280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8963}}^1$

素因数の和:9024

約数の個数: 64

約数和(自身を含む): 516326400

約数和(自身を除く): 305158120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 8963, 11780, 17926, 23560, 35852, 44815, 71704, 89630, 170297, 179260, 277853, 340594, 358520, 555706, 681188, 851485, 1111412, 1362376, 1389265, 1702970, 2222824, 2778530, 3405940, 5279207, 5557060, 6811880, 10558414, 11114120, 21116828, 26396035, 42233656, 52792070, 105584140, 211168280]

約数ペア:

[(1, 211168280), (2, 105584140), (4, 52792070), (5, 42233656), (8, 26396035), (10, 21116828), (19, 11114120), (20, 10558414), (31, 6811880), (38, 5557060), (40, 5279207), (62, 3405940), (76, 2778530), (95, 2222824), (124, 1702970), (152, 1389265), (155, 1362376), (190, 1111412), (248, 851485), (310, 681188), (380, 555706), (589, 358520), (620, 340594), (760, 277853), (1178, 179260), (1240, 170297), (2356, 89630), (2945, 71704), (4712, 44815), (5890, 35852), (8963, 23560), (11780, 17926)]