221959625480

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1\times {\mathrm{39313}}^1$

素因数の和:40254

約数の個数: 64

約数和(自身を含む): 502715980800

約数和(自身を除く): 280756355320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 739, 764, 955, 1478, 1528, 1910, 2956, 3695, 3820, 5912, 7390, 7640, 14780, 29560, 39313, 78626, 141149, 157252, 196565, 282298, 314504, 393130, 564596, 705745, 786260, 1129192, 1411490, 1572520, 2822980, 5645960, 7508783, 15017566, 29052307, 30035132, 37543915, 58104614, 60070264, 75087830, 116209228, 145261535, 150175660, 232418456, 290523070, 300351320, 581046140, 1162092280, 5548990637, 11097981274, 22195962548, 27744953185, 44391925096, 55489906370, 110979812740, 221959625480]

約数ペア:

[(1, 221959625480), (2, 110979812740), (4, 55489906370), (5, 44391925096), (8, 27744953185), (10, 22195962548), (20, 11097981274), (40, 5548990637), (191, 1162092280), (382, 581046140), (739, 300351320), (764, 290523070), (955, 232418456), (1478, 150175660), (1528, 145261535), (1910, 116209228), (2956, 75087830), (3695, 60070264), (3820, 58104614), (5912, 37543915), (7390, 30035132), (7640, 29052307), (14780, 15017566), (29560, 7508783), (39313, 5645960), (78626, 2822980), (141149, 1572520), (157252, 1411490), (196565, 1129192), (282298, 786260), (314504, 705745), (393130, 564596)]